{"id":45464,"date":"2025-07-30T00:03:26","date_gmt":"2025-07-29T16:03:26","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/45464.html"},"modified":"2025-07-30T00:03:26","modified_gmt":"2025-07-29T16:03:26","slug":"%e3%80%90rtsp%e4%bb%8e%e9%9b%b6%e5%ae%9e%e8%b7%b5%e3%80%9112%e3%80%81tcp%e4%bc%a0%e8%be%93h264%e6%a0%bc%e5%bc%8frtp%e5%8c%85rtp_over_tcp%e7%9a%84rtsp%e6%9c%8d%e5%8a%a1%e5%99%a8%e9%99%84%e5%b8%a6","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/45464.html","title":{"rendered":"\u3010RTSP\u4ece\u96f6\u5b9e\u8df5\u301112\u3001TCP\u4f20\u8f93H264\u683c\u5f0fRTP\u5305(RTP_over_TCP)\u7684RTSP\u670d\u52a1\u5668(\u9644\u5e26\u6e90\u7801)"},"content":{"rendered":"

😁\u535a\u5ba2\u4e3b\u9875😁：🚀https:\/\/blog.csdn.net\/wkd_007🚀<\/font> 🤑\u535a\u5ba2\u5185\u5bb9🤑：🍭\u5d4c\u5165\u5f0f\u5f00\u53d1\u3001Linux\u3001C\u8bed\u8a00\u3001C++\u3001\u6570\u636e\u7ed3\u6784\u3001\u97f3\u89c6\u9891🍭<\/font> 🤣\u672c\u6587\u5185\u5bb9🤣：🍭TCP\u4f20\u8f93H264\u683c\u5f0fRTP\u5305(RTP_OVER_TCP)\u7684RTSP\u670d\u52a1\u5668🍭<\/font> \u23f0\u53d1\u5e03\u65f6\u95f4\u23f0： 2025-07-16<\/font><\/p>\n

\u672c\u6587\u672a\u7ecf\u5141\u8bb8，\u4e0d\u5f97\u8f6c\u53d1！！！<\/font><\/p>\n<\/p>\n

\u76ee\u5f55<\/h4>\n
    \n
  • 🎄\u4e00\u3001\u6982\u8ff0<\/li>\n
  • 🎄\u4e8c\u3001RTP over TCP(RTSP)<\/font> \u4ecb\u7ecd<\/li>\n
  • \n
      \n
    • \u27282.1 RTP over TCP(RTSP)<\/font> \u76f8\u5173\u6982\u5ff5<\/li>\n
    • \u27282.2 \u600e\u4e48\u533a\u5206 RTSP\u5305\u3001RTP\u5305\u3001RTCP\u5305<\/font><\/li>\n
    • \u27282.3 RTP\u5305\u5c01\u88c5\u4ee3\u7801<\/li>\n<\/ul>\n<\/li>\n
    • 🎄\u4e09\u3001\u5b9e\u73b0\u6b65\u9aa4\u3001\u5b9e\u73b0\u7ec6\u8282<\/li>\n
    • \n
        \n
      • \u27283.1 \u521b\u5efaTCP\u670d\u52a1\u7aef\u5957\u63a5\u5b57<\/li>\n
      • \u27283.2 \u5904\u7406RTSP\u547d\u4ee4<\/li>\n
      • \u27283.3 \u8bfb\u53d6H264\u6587\u4ef6<\/li>\n
      • \u27283.4 \u5c01\u88c5\u6210RTP\u5305\u5e76\u53d1\u9001<\/li>\n
      • \n
          \n
        • 🎈3.4.1\u3001RTP\u5305\u6700\u5f00\u59cb\u76844\u4e2a\u5b57\u8282<\/li>\n
        • 🎈3.4.2\u3001RTP\u5934(RTP Header<\/font>)<\/li>\n
        • 🎈3.4.3\u3001H264 \u7684 RTP\u8d1f\u8f7d(RTP Payload<\/font>)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n
        • 🎄\u56db\u3001RTP_over_TCP\u7684RTSP\u670d\u52a1\u7aef\u6e90\u7801<\/li>\n
        • 🎄\u4e94\u3001\u3001\u603b\u7ed3<\/li>\n<\/ul>\n
          \n

          \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

          \u524d\u9762\u7cfb\u5217\u6587\u7ae0\u56de\u987e： \u3010\u97f3\u89c6\u9891 | RTSP\u3011RTSP\u534f\u8bae\u8be6\u89e3 \u53ca \u6293\u5305\u4f8b\u5b50\u89e3\u6790（\u8be6\u7ec6\u800c\u4e0d\u8d58\u8ff0） \u3010\u97f3\u89c6\u9891 | RTSP\u3011SDP(\u4f1a\u8bdd\u63cf\u8ff0\u534f\u8bae)\u8be6\u89e3 \u53ca \u6293\u5305\u4f8b\u5b50\u5206\u6790 \u3010\u97f3\u89c6\u9891 | RTP\u3011RTP\u534f\u8bae\u8be6\u89e3(H.264\u7684RTP\u5c01\u5305\u683c\u5f0f\u3001AAC\u7684RTP\u5c01\u5305\u683c\u5f0f) \u3010RTSP\u4ece\u96f6\u5b9e\u8df5\u301101\u3001\u6839\u636eRTSP\u534f\u8bae\u5b9e\u73b0\u4e00\u4e2aRTSP\u670d\u52a1 \u3010RTSP\u4ece\u96f6\u5b9e\u8df5\u301102\u3001\u4f7f\u7528RTP\u534f\u8bae\u5c01\u88c5\u5e76\u4f20\u8f93H264 \u3010RTSP\u4ece\u96f6\u5b9e\u8df5\u301103\u3001\u5b9e\u73b0\u6700\u7b80\u5355\u7684\u4f20\u8f93H264\u7684RTSP\u670d\u52a1\u5668 \u3010RTSP\u4ece\u96f6\u5b9e\u8df5\u301104\u3001\u4f7f\u7528RTP\u534f\u8bae\u5c01\u88c5\u5e76\u4f20\u8f93AAC \u3010RTSP\u4ece\u96f6\u5b9e\u8df5\u301105\u3001\u5b9e\u73b0\u6700\u7b80\u5355\u7684\u4f20\u8f93AAC\u7684RTSP\u670d\u52a1\u5668 \u3010RTSP\u4ece\u96f6\u5b9e\u8df5\u301106\u3001\u5b9e\u73b0\u6700\u7b80\u5355\u7684\u540c\u65f6\u4f20\u8f93H264\u3001AAC\u7684RTSP\u670d\u52a1\u5668 \u3010RTSP\u4ece\u96f6\u5b9e\u8df5\u301107\u3001\u591a\u64ad\u4f20\u8f93H264\u683c\u5f0f\u7684RTP\u5305(\u9644\u5e26\u6e90\u7801) \u3010RTSP\u4ece\u96f6\u5b9e\u8df5\u301108\u3001\u591a\u64ad\u4f20\u8f93H264\u7801\u6d41\u7684RTSP\u670d\u52a1\u5668\u2014\u2014\u6700\u7b80\u5355\u7684\u5b9e\u73b0\u4f8b\u5b50(\u9644\u5e26\u6e90\u7801) \u3010RTSP\u4ece\u96f6\u5b9e\u8df5\u301109\u3001\u591a\u64ad\u4f20\u8f93AAC\u683c\u5f0f\u7684RTP\u5305(\u9644\u5e26\u6e90\u7801) \u3010RTSP\u4ece\u96f6\u5b9e\u8df5\u301110\u3001\u591a\u64ad\u4f20\u8f93AAC\u7801\u6d41\u7684RTSP\u670d\u52a1\u5668\u2014\u2014\u6700\u7b80\u5355\u7684\u5b9e\u73b0\u4f8b\u5b50(\u9644\u5e26\u6e90\u7801) \u3010RTSP\u4ece\u96f6\u5b9e\u8df5\u301111\u3001\u591a\u64ad\u540c\u65f6\u4f20\u8f93H264\u3001AAC\u7801\u6d41\u7684RTSP\u670d\u52a1\u5668\u2014\u2014\u6700\u7b80\u5355\u7684\u5b9e\u73b0\u4f8b\u5b50(\u9644\u5e26\u6e90\u7801)<\/p>\n

          \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

          🎄\u4e00\u3001\u6982\u8ff0<\/h2>\n

          \u524d\u9762\u6587\u7ae0\u4ecb\u7ecd\u7684\u6587\u7ae0\u90fd\u662f\u7531UDP\u4f5c\u4e3a\u4f20\u8f93\u5c42\u534f\u8bae\u6765\u53d1\u9001RTP\u62a5\u6587\u7684(RTP over UDP)，\u5728RTSP\u670d\u52a1\u5668\u4e2d，\u8fd8\u6709\u4e00\u79cdRTP\u5305\u4f20\u8f93\u65b9\u5f0f，\u5373\u4f7f\u7528TCP\u534f\u8bae\u4f5c\u4e3a\u4f20\u8f93\u5c42\u534f\u8bae\u53d1\u9001RTP\u62a5\u6587\u7684RTP over TCP\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u600e\u6837\u5b9e\u73b0\u4e00\u4e2a\u6700\u7b80\u5355\u7684\u4f7f\u7528TCP\u65b9\u5f0f\u53d1\u9001RTP\u5305\u7684RTSP\u670d\u52a1\u5668\u3002<\/p>\n

          \u672c\u6587\u5185\u5bb9\u5b89\u6392\u5982\u4e0b：<\/p>\n

            \n
          • 1\u3001\u4ecb\u7ecd\u4f7f\u7528tcp\u534f\u8bae\u53d1\u9001RTP(RTP over TCP)\u7684\u76f8\u5173\u5185\u5bb9：<\/li>\n
          • 2\u3001\u4f7f\u7528tcp\u534f\u8bae\u53d1\u9001RTP\u7684RTSP\u670d\u52a1\u7aef\u5b9e\u73b0\u6b65\u9aa4\u548c\u7ec6\u8282\u3002<\/li>\n<\/ul>\n
            \n

            \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

            🎄\u4e8c\u3001RTP over TCP(RTSP)<\/font> \u4ecb\u7ecd<\/h2>\n

            \u27282.1 RTP over TCP(RTSP)<\/font> \u76f8\u5173\u6982\u5ff5<\/h3>\n

            \u6211\u4eec\u524d\u9762\u7cfb\u5217\u6587\u7ae0\u4ecb\u7ecd\u8fc7\u7684rtsp\u670d\u52a1\u5668\u90fd\u662f\u521b\u5efa\u4e86\u4e00\u4e2aTCP\u670d\u52a1\u6765\u5904\u7406RTSP\u534f\u8bae，\u521b\u5efa\u53e6\u4e00\u4e2aUDP\u5957\u63a5\u5b57\u6765\u53d1\u9001RTP\u5305，\u8fd9\u79cd\u65b9\u5f0f\u5c31\u662f RTP over UDP\u3002\u800cRTP over TCP\u4e0d\u5355\u72ec\u5efa\u7acb\u4e00\u4e2aUDP\u5957\u63a5\u5b57\u53bb\u53d1\u9001RTP\u5305，\u800c\u662f\u5229\u7528\u5904\u7406RTSP\u534f\u8bae\u7684TCP\u5957\u63a5\u5b57\u6765\u53d1\u9001RTP\u5305\u7684，\u6240\u6709\u6709\u4e9b\u8d44\u6599\u4e5f\u628a\u8fd9\u79cd\u65b9\u5f0f\u79f0\u4e3aRTP over RTSP\u3002<\/p>\n

              \n
            • RTP over UDP：\u4e00\u4e2aTCP\u5957\u63a5\u5b57\u5904\u7406RTSP\u534f\u8bae，\u53e6\u4e00\u4e2aUDP\u5957\u63a5\u5b57\u53d1\u9001RTP\u5305\u3001RTCP\u5305；<\/li>\n
            • RTP over TCP(RTSP)：\u4e00\u4e2aTCP\u5957\u63a5\u5b57\u5904\u7406RTSP\u534f\u8bae\u3001RTP\u5305\u3001RTCP\u5305\u3002<\/li>\n<\/ul>\n
              \n

              \u27282.2 \u600e\u4e48\u533a\u5206 RTSP\u5305\u3001RTP\u5305\u3001RTCP\u5305<\/font><\/h3>\n

              \u5982\u4e0a\u9762\u6240\u8bf4，\u6211\u4eec\u590d\u7528\u53d1\u9001RTSP\u4ea4\u4e92\u7684socket\u6765\u53d1\u9001RTP\u5305\u548cRTCP\u4fe1\u606f，\u90a3\u4e48\u5bf9\u4e8e\u5ba2\u6237\u7aef\u6765\u8bf4，\u5982\u4f55\u533a\u5206\u8fd9\u4e09\u79cd\u6570\u636e\u5462？<\/p>\n

              \u6211\u4eec\u5c06\u8fd9\u4e09\u4e2a\u5206\u4e3a\u4e24\u7c7b，\u4e00\u7c7b\u662fRTSP，\u4e00\u7c7b\u662fRTP\u3001RTCP<\/p>\n

              \u53d1\u9001RTSP\u4fe1\u606f\u7684\u60c5\u51b5\u6ca1\u6709\u53d8\u5316，\u8fd8\u662f\u66f4\u4ee5\u524d\u4e00\u6837\u7684\u65b9\u5f0f<\/p>\n

              \u53d1\u9001RTP\u3001RTCP\u5305，\u5728\u6bcf\u4e2a\u5305\u524d\u9762\u90fd\u52a0\u4e0a\u56db\u4e2a\u5b57\u8282，\u8fd9\u56db\u4e2a\u5b57\u8282\u89e3\u91ca\u5982\u4e0b：<\/p>\n\n\u5b57\u8282\u63cf\u8ff0<\/tr>\n\n\n\n\n
              \u7b2c\u4e00\u4e2a\u5b57\u8282<\/td>\n\u5b57\u7b26'$'，\u8868\u793a\u8fd9\u4e2a\u5305\u662fRTP\u5305 \u6216 RTCP\u5305<\/td>\n<\/tr>\n
              \u7b2c\u4e8c\u4e2a\u5b57\u8282<\/td>\n\u901a\u9053\u53f7channel，\u7528\u4e8e\u533a\u5206RTP\u5305 \u6216 RTCP\u5305<\/td>\n<\/tr>\n
              \u7b2c\u4e09\u3001\u56db\u4e2a\u5b57\u8282<\/td>\n\u8868\u793aRTP\u5305\u7684\u5927\u5c0f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

              \u4f7f\u7528TCP\u534f\u8bae\u4f20\u8f93\u7684RTP\u5305\u548cRTCP\u5305，\u7b2c\u4e00\u4e2a\u5b57\u8282\u56fa\u5b9a\u4e3a$\u5b57\u7b26，\u7b2c\u4e8c\u5b57\u8282\u7684channel\u662f\u5728RTSP\u670d\u52a1\u5668\u5904\u7406\u7684SETUP\u8fc7\u7a0b\u4e2d，\u5ba2\u6237\u7aef\u53d1\u9001\u7ed9\u670d\u52a1\u7aef\u7684\u3002<\/p>\n

              \u6240\u4ee5，\u4f7f\u7528TCP\u534f\u8bae\u4f20\u8f93\u7684RTP\u5305\u7ed3\u6784\u5982\u4e0b： \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

              \n

              \u27282.3 RTP\u5305\u5c01\u88c5\u4ee3\u7801<\/h3>\n

              \u5728RTP\u5305\u8d77\u59cb\u4f4d\u7f6e\u589e\u52a04\u4e2a\u5b57\u8282\u7684\u6570\u636e：<\/p>\n

              struct<\/span> RtpPacket<\/span>
              \n{<\/span>
              \n char<\/span> header[<\/span>4<\/span>]<\/span>;<\/span>
              \n struct<\/span> RtpHeader<\/span> rtpHeader;<\/span>
              \n uint8_t<\/span> payload[<\/span>0<\/span>]<\/span>;<\/span>
              \n}<\/span>;<\/span><\/p>\n

              \u5728\u53d1\u9001RTP\u5305\u524d，\u662f\u8fd9\u6837\u586b\u5199\u8fd94\u4e2a\u5b57\u8282：<\/p>\n

              rtpPacket-><\/span>header[<\/span>0<\/span>]<\/span> =<\/span> '$'<\/span>;<\/span>
              \nrtpPacket-><\/span>header[<\/span>1<\/span>]<\/span> =<\/span> rtpChannel;<\/span>
              \nrtpPacket-><\/span>header[<\/span>2<\/span>]<\/span> =<\/span> (<\/span>(<\/span>dataSize+<\/span>RTP_HEADER_SIZE)<\/span> &<\/span> 0xFF00<\/span> )<\/span> >><\/span> 8<\/span>;<\/span>
              \nrtpPacket-><\/span>header[<\/span>3<\/span>]<\/span> =<\/span> (<\/span>dataSize+<\/span>RTP_HEADER_SIZE)<\/span> &<\/span> 0xFF<\/span>;<\/span><\/p>\n

              \n

              \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

              🎄\u4e09\u3001\u5b9e\u73b0\u6b65\u9aa4\u3001\u5b9e\u73b0\u7ec6\u8282<\/h2>\n

              \u672c\u6587\u4e0e\u4e4b\u524d\u7684\u6587\u7ae0\u3010RTSP\u4ece\u96f6\u5b9e\u8df5\u301103\u3001\u5b9e\u73b0\u6700\u7b80\u5355\u7684\u4f20\u8f93H264\u7684RTSP\u670d\u52a1\u5668 \u6709\u8bb8\u591a\u5171\u540c\u70b9，\u7279\u70b9\u662f\u4ee3\u7801，\u5c31\u662f\u5728\u8fd9\u4e2a\u57fa\u7840\u53bb\u4fee\u6539\u7684，\u8bfb\u8005\u53ef\u4ee5\u6bd4\u8f83\u5b66\u4e60\u3002<\/p>\n

              \u4f7f\u7528TCP\u534f\u8bae\u53d1\u9001RTP\u5305\u7684RTSP\u670d\u52a1\u7aef\u5b9e\u73b0\u6b65\u9aa4\u4e3b\u8981\u6709\u4e0b\u9762\u51e0\u4e2a：<\/p>\n

                \n
              • 1\u3001\u521b\u5efaTCP\u670d\u52a1\u7aef\u5957\u63a5\u5b57；<\/li>\n
              • 2\u3001\u5904\u7406RTSP\u5ba2\u6237\u7aef\u53d1\u8fc7\u6765\u7684\u547d\u4ee4；<\/li>\n
              • 3\u3001\u8bfb\u53d6H264\u6587\u4ef6；<\/li>\n
              • 4\u3001\u5c01\u88c5\u6210RTP\u5305\u5e76\u53d1\u9001<\/li>\n<\/ul>\n

                \u27283.1 \u521b\u5efaTCP\u670d\u52a1\u7aef\u5957\u63a5\u5b57<\/h3>\n

                \u7531\u4e8eRTP\u5305\u4e5f\u662f\u4f7f\u7528TCP\u5957\u63a5\u5b57\u53d1\u9001\u7684，\u6240\u4ee5\u53ea\u9700\u8981\u521b\u5efa\u4e00\u4e2aTCP\u5957\u63a5\u5b57\u5373\u53ef，\u4e0d\u9700\u8981\u518d\u521b\u5efaUDP\u5957\u63a5\u5b57\u4e86\u3002<\/p>\n

                int<\/span> server_fd,<\/span> client_fd;<\/span>
                \nstruct<\/span> sockaddr_in<\/span> address;<\/span>
                \nint<\/span> opt =<\/span> 1<\/span>;<\/span>
                \nsocklen_t<\/span> addrlen =<\/span> sizeof<\/span>(<\/span>address)<\/span>;<\/span><\/p>\n

                \/\/ \u521b\u5efa\u5957\u63a5\u5b57<\/span>
                \nif<\/span> (<\/span>(<\/span>server_fd =<\/span> socket<\/span>(<\/span>AF_INET,<\/span> SOCK_STREAM,<\/span> 0<\/span>)<\/span>)<\/span> ==<\/span> 0<\/span>)<\/span>
                \n{<\/span>
                \n perror<\/span>(<\/span>"socket failed"<\/span>)<\/span>;<\/span>
                \n return<\/span> –<\/span>1<\/span>;<\/span>
                \n}<\/span><\/p>\n

                \/\/ \u8bbe\u7f6e\u5957\u63a5\u5b57\u9009\u9879<\/span>
                \nif<\/span> (<\/span>setsockopt<\/span>(<\/span>server_fd,<\/span> SOL_SOCKET,<\/span> SO_REUSEADDR,<\/span> &<\/span>opt,<\/span> sizeof<\/span>(<\/span>opt)<\/span>)<\/span>)<\/span>
                \n{<\/span>
                \n perror<\/span>(<\/span>"setsockopt"<\/span>)<\/span>;<\/span>
                \n return<\/span> –<\/span>1<\/span>;<\/span>
                \n}<\/span><\/p>\n

                address.<\/span>sin_family =<\/span> AF_INET;<\/span>
                \naddress.<\/span>sin_addr.<\/span>s_addr =<\/span> INADDR_ANY;<\/span>
                \naddress.<\/span>sin_port =<\/span> htons<\/span>(<\/span>RTSP_PORT)<\/span>;<\/span><\/p>\n

                \/\/ \u7ed1\u5b9a\u7aef\u53e3<\/span>
                \nif<\/span> (<\/span>bind<\/span>(<\/span>server_fd,<\/span> (<\/span>struct<\/span> sockaddr<\/span> *<\/span>)<\/span>&<\/span>address,<\/span> sizeof<\/span>(<\/span>address)<\/span>)<\/span> <<\/span> 0<\/span>)<\/span>
                \n{<\/span>
                \n perror<\/span>(<\/span>"bind failed"<\/span>)<\/span>;<\/span>
                \n return<\/span> –<\/span>1<\/span>;<\/span>
                \n}<\/span><\/p>\n

                \/\/ \u5f00\u59cb\u76d1\u542c<\/span>
                \nif<\/span> (<\/span>listen<\/span>(<\/span>server_fd,<\/span> MAX_CLIENTS)<\/span> <<\/span> 0<\/span>)<\/span>
                \n{<\/span>
                \n perror<\/span>(<\/span>"listen"<\/span>)<\/span>;<\/span>
                \n return<\/span> –<\/span>1<\/span>;<\/span>
                \n}<\/span><\/p>\n

                \n

                \u27283.2 \u5904\u7406RTSP\u547d\u4ee4<\/h3>\n
                  \n
                • \n

                  OPTION \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n<\/li>\n

                • \n

                  DESCRIBE \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n<\/li>\n

                • \n

                  SETUP RTP\/AVP\/TCP\u8868\u793aRTP\u6d41\u901a\u8fc7TCP\u4f20\u8f93，\u5f53\u6b64\u503c\u51fa\u73b0\u65f6，\u62a5\u6587\u6ca1\u6709client_port\u5b57\u6bb5； interleaved=0-1\u8868\u793astreamid，\u6807\u8bc6RTP\u7684streamid=0；RTCP\u7684streamid=1； \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n<\/li>\n

                • \n

                  PLAY \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n<\/li>\n

                • \n

                  TEARDOWN \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n<\/li>\n<\/ul>\n

                  \n

                  \u27283.3 \u8bfb\u53d6H264\u6587\u4ef6<\/h3>\n

                  \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

                  H.264\u6587\u4ef6\u4fdd\u5b58\u4e86h264\u7f16\u7801\u7684\u89c6\u9891\u5e27，\u6bcf\u4e2a\u89c6\u9891\u5e27\u4e4b\u95f4\u4ee5\u5f00\u59cb\u780100 00 01\u621600 00 00 01\u5206\u9694\u5f00\u3002\u6211\u4eec\u53ef\u4ee5\u7528\u4e0b\u9762\u4ee3\u7801\u5224\u65ad\u662f\u5426\u4e3a\u5f00\u59cb\u7801\u3002 \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

                  \u5728\u4e24\u4e2a\u5f00\u59cb\u7801\u4e4b\u95f4\u7684\u5c31\u662f\u89c6\u9891\u5e27\u6570\u636e\u3002h264\u89c6\u9891\u5e27\u6570\u636e\u7684\u7b2c\u4e00\u4e2a\u5b57\u8282\u662f\u4e00\u4e2aNAL\u5934，\u5185\u5bb9\u5982\u4e0b\u56fe： \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \u53ef\u4ee5\u7528\u4e0b\u9762\u4ee3\u7801\u8bfb\u53d6NAL\u5934： \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \u4ee5\u4e0aH264\u6587\u4ef6\u7ed3\u6784\u9700\u8981\u4e86\u89e3\u7684\u77e5\u8bc6，\u5b8c\u6574\u4ee3\u7801\u53ef\u4ee5\u5230\u4e0b\u4e2a\u5c0f\u8282\u67e5\u770b\u3002<\/p>\n

                  \n

                  \u27283.4 \u5c01\u88c5\u6210RTP\u5305\u5e76\u53d1\u9001<\/h3>\n

                  \u672c\u6587\u4ecb\u7ecd\u7684RTP\u6570\u636e\u5305\u662f\u4f7f\u7528TCP\u534f\u8bae\u53d1\u9001\u7684，\u4e3b\u8981\u75313\u90e8\u5206\u7ec4\u6210，\u5373 \u5f00\u59cb\u76844\u4e2a\u5b57\u8282\u3001RTP\u5934\u3001RTP\u8d1f\u8f7d\u3002 \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

                  🎈3.4.1\u3001RTP\u5305\u6700\u5f00\u59cb\u76844\u4e2a\u5b57\u8282<\/h4>\n

                  RTP\u5305\u6700\u524d\u9762\u76844\u4e2a\u5b57\u8282\u5728\u524d\u6587\u4ecb\u7ecd\u8fc7\u4e86，\u53ef\u4ee5\u6309\u7167\u4e0b\u9762\u4ee3\u7801\u586b\u5199：<\/p>\n

                  rtpPacket-><\/span>header[<\/span>0<\/span>]<\/span> =<\/span> '$'<\/span>;<\/span>
                  \nrtpPacket-><\/span>header[<\/span>1<\/span>]<\/span> =<\/span> rtpChannel;<\/span>
                  \nrtpPacket-><\/span>header[<\/span>2<\/span>]<\/span> =<\/span> (<\/span>(<\/span>dataSize+<\/span>RTP_HEADER_SIZE)<\/span> &<\/span> 0xFF00<\/span> )<\/span> >><\/span> 8<\/span>;<\/span>
                  \nrtpPacket-><\/span>header[<\/span>3<\/span>]<\/span> =<\/span> (<\/span>dataSize+<\/span>RTP_HEADER_SIZE)<\/span> &<\/span> 0xFF<\/span>;<\/span><\/p>\n

                  \n

                  🎈3.4.2\u3001RTP\u5934(RTP Header<\/font>)<\/h4>\n

                  \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \u4e0a\u56fe\u662fRTP\u5934\u7684\u7ed3\u6784\u56fe，\u5305\u542b\u4e8612\u4e2a\u5b57\u8282\u7684\u5185\u5bb9，\u53ef\u4ee5\u7528\u4ee3\u7801\u5b9a\u4e49\u6210\u5982\u4e0b\u7ed3\u6784\u4f53：<\/p>\n

                  struct<\/span> RtpHeader<\/span>
                  \n{<\/span>
                  \n \/* byte 0 *\/<\/span>
                  \n uint8_t<\/span> csrcLen:<\/span>4<\/span>;<\/span>
                  \n uint8_t<\/span> extension:<\/span>1<\/span>;<\/span>
                  \n uint8_t<\/span> padding:<\/span>1<\/span>;<\/span>
                  \n uint8_t<\/span> version:<\/span>2<\/span>;<\/span><\/p>\n

                  \/* byte 1 *\/<\/span>
                  \n uint8_t<\/span> payloadType:<\/span>7<\/span>;<\/span>
                  \n uint8_t<\/span> marker:<\/span>1<\/span>;<\/span><\/p>\n

                  \/* bytes 2,3 *\/<\/span>
                  \n uint16_t<\/span> seq;<\/span><\/p>\n

                  \/* bytes 4-7 *\/<\/span>
                  \n uint32_t<\/span> timestamp;<\/span><\/p>\n

                  \/* bytes 8-11 *\/<\/span>
                  \n uint32_t<\/span> ssrc;<\/span>
                  \n}<\/span>;<\/span><\/p>\n

                  RTP\u5934\u8fd9\u91cc\u6d89\u53ca\u5230\u4e00\u4e2a \u65f6\u95f4\u6233\u600e\u4e48\u8ba1\u7b97 \u7684\u95ee\u9898，\u9700\u8981\u6ce8\u610f\u7684\u662f，\u8fd9\u4e2a\u65f6\u95f4\u6233\u662f\u4e00\u4e2a \u65f6\u949f\u9891\u7387 \u4e3a\u5355\u4f4d\u7684，\u800c\u4e0d\u662f\u5177\u4f53\u7684\u65f6\u95f4(\u79d2\u3001\u6beb\u79d2\u7b49)\u3002 \u4e00\u822c\u60c5\u51b5\u4e0b，H264\u7684\u65f6\u949f\u9891\u7387\u4e3a90000Hz，\u5047\u8bbe\u5e27\u7387\u4e3a25，\u90a3\u4e48\u6bcf\u4e00\u5e27\u7684 \u65f6\u95f4\u95f4\u9694 \u5c31\u662f1\/25\u79d2，\u6bcf\u4e00\u5e27\u7684 \u65f6\u949f\u589e\u91cf \u5c31\u662f(90000\/25=3600)\u3002\u90a3\u65f6\u95f4\u6233\u600e\u4e48\u7b97\u5462？\u4e3e\u4e2a\u4f8b\u5b50，\u5982\u679c\u5e27\u7387\u4e3a25\u7684H264\u89c6\u9891，\u7b2c\u4e00\u5e27\u7684RTP\u65f6\u95f4\u6233\u4e3a0\u7684\u8bdd，\u90a3\u4e48\u7b2c\u4e8c\u5e27\u7684RTP\u65f6\u95f4\u6233\u5c31\u662f 3600，\u7b2c\u4e09\u5e27\u7684RTP\u65f6\u95f4\u6233\u5c31\u662f 7200，\u4f9d\u6b21\u7c7b\u63a8，\u540e\u4e00\u5e27\u7684RTP\u65f6\u95f4\u6233\u5728\u524d\u4e00\u5e27\u7684RTP\u65f6\u95f4\u6233\u7684\u503c\u52a0\u4e0a\u4e00\u4e2a\u65f6\u949f\u589e\u91cf\u3002<\/p>\n

                  \n

                  🎈3.4.3\u3001H264 \u7684 RTP\u8d1f\u8f7d(RTP Payload<\/font>)<\/h4>\n

                  H264 \u7684 RTP\u8d1f\u8f7d\u9700\u8981\u4ecb\u7ecd\u4e24\u79cd\u65b9\u5f0f，\u7b2c\u4e00\u79cd\u662f \u5355\u4e2aNAL\u5355\u5143\u5c01\u5305(Single NAL Unit Packet)；\u7b2c\u4e8c\u79cd\u662f \u5206\u7247\u5355\u5143(Fragmentation Unit) \u3002\u5982\u679cH264\u7684\u89c6\u9891\u5e27NALU(NAL Unit)\u603b\u5b57\u8282\u6570\u5c0f\u4e8e MTU(\u7f51\u7edc\u6700\u5927\u4f20\u8f93\u5355\u51431500\u5b57\u8282)，\u5c31\u53ef\u4ee5\u4f7f\u7528\u7b2c\u4e00\u79cd\u65b9\u5f0f，\u56e0\u4e3a\u6709\u4e00\u4e9bTCP\/UDP\u5934\u6570\u636e，\u6240\u4ee5\u4e00\u822c\u5224\u65ad\u5c0f\u4e8e1400\u5b57\u8282，\u5c31\u91c7\u7528 \u5355\u4e2aNAL\u5355\u5143\u5c01\u5305(Single NAL Unit Packet)，\u5426\u5219\u4f7f\u7528\u5206\u7247\u5355\u5143(Fragmentation Unit)\u7684\u65b9\u5f0f\u5c01\u88c5RTP\u5305\u3002<\/p>\n

                  \u5355\u4e2aNAL\u5355\u5143\u5c01\u5305 \u7684RTP\u8d1f\u8f7d\u7ed3\u6784\u5982\u4e0b\u56fe，\u76f8\u5f53\u4e8e\u76f4\u63a5\u5c06\u6574\u4e2aNAL Unit \u586b\u5165RTP\u8d1f\u8f7d\u5373\u53ef： \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

                  \u5206\u7247\u5355\u5143\u7684RTP\u8d1f\u8f7d\u65b9\u5f0f\u4e5f\u6709\u4e24\u79cd，\u672c\u6587\u4ecb\u7ecd\u7684\u662fFU-A\u7684\u65b9\u5f0f，RTP\u8d1f\u8f7d\u6700\u5f00\u59cb\u7531\u4e09\u90e8\u5206\u7ec4\u6210：\u7b2c\u4e00\u4e2a\u5b57\u8282\u662fFU indicator，\u7b2c\u4e8c\u4e2a\u5b57\u8282\u662fFU header，\u7b2c\u4e09\u4e2a\u5b57\u8282\u5f00\u59cb\u5c31\u662fNAL\u5355\u5143\u53bb\u6389NAL\u5934\u4e4b\u540e\u7684\u6570\u636e： \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

                    \n
                  • \n

                    FU indicator：FU indicator\u7684\u5927\u5c0f\u662f\u4e00\u4e2a\u5b57\u8282，\u683c\u5f0f\u5982\u4e0b，\u8ddfNAL\u5934\u7684\u683c\u5f0f\u4e00\u6837，\u4f46\u4f5c\u4e3a \u5206\u7247RTP\u5c01\u5305 ，\u5e76\u4e0d\u80fd\u76f4\u63a5\u5c06H264\u7684NAL\u5934\u76f4\u63a5\u586b\u4e0a\u53bb\u3002 F：\u4e00\u822c\u4e3a0\u3002\u4e3a0\u8868\u793a\u6b64NAL\u5355\u5143\u4e0d\u5e94\u5305\u542bbit\u9519\u8bef\u6216\u8bed\u6cd5\u8fdd\u89c4；\u4e3a1\u8868\u793a\u6b64NAL\u5355\u5143\u53ef\u80fd\u5305\u542bbit\u9519\u8bef\u6216\u8bed\u6cd5\u8fdd\u89c4； NRI：\u76f4\u63a5\u5c06H264NAL\u5934\u7684NRI\u503c\u586b\u5165\u5373\u53ef； Type：FU-A\u683c\u5f0f\u7684\u5c01\u5305\u586b28，FU-B\u683c\u5f0f\u7684\u5c01\u5305\u586b29\u3002<\/p>\n

                    +—————+
                    \n|0|1|2|3|4|5|6|7|
                    \n+-+-+-+-+-+-+-+-+
                    \n|F|NRI| Type |
                    \n+—————+\n <\/li>\n

                  • \n

                    FU header ：FU header\u7684\u5927\u5c0f\u4e5f\u662f\u4e00\u4e2a\u5b57\u8282，\u683c\u5f0f\u5982\u4e0b： S：start，NALU\u62c6\u5206\u591a\u4e2a\u5206\u5305\u540e，\u7b2c\u4e00\u4e2a\u53d1\u9001\u7684\u5206\u5305，\u6b64bit\u4f4d\u7f6e1，\u5176\u4ed6\u5206\u5305\u4e3a0； E：end，NALU\u62c6\u5206\u591a\u4e2a\u5206\u5305\u540e，\u6700\u540e\u4e00\u4e2a\u53d1\u9001\u7684\u5206\u5305，\u6b64bit\u4f4d\u7f6e1，\u5176\u4ed6\u5206\u5305\u4e3a0； R：\u4fdd\u7559\u4f4d，\u5fc5\u987b\u7b49\u4e8e0； Type：\u5c06H264\u7684NAL\u5934\u7684\u8d1f\u8f7d\u7c7b\u578bType\u76f4\u63a5\u586b\u5165\u3002<\/p>\n

                    +—————+
                    \n|0|1|2|3|4|5|6|7|
                    \n+-+-+-+-+-+-+-+-+
                    \n|S|E|R| Type |
                    \n+—————+\n <\/li>\n<\/ul>\n

                    \u8fd9\u90e8\u5206\u53ef\u4ee5\u7ed3\u5408\u4e0b\u4e2a\u5c0f\u8282\u4ee3\u7801，\u591a\u770b\u51e0\u7bc7\u53bb\u7406\u89e3\u3002<\/p>\n

                    \n

                    \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

                    🎄\u56db\u3001RTP_over_TCP\u7684RTSP\u670d\u52a1\u7aef\u6e90\u7801<\/h2>\n

                    1\u3001H264Reader.h<\/p>\n

                    \/**
                    \n * @file H264Reader.h
                    \n * @author https:\/\/blog.csdn.net\/wkd_007
                    \n * @brief
                    \n * @version 0.1
                    \n * @date 2025-06-24
                    \n *
                    \n * @copyright Copyright (c) 2025
                    \n *
                    \n *\/<\/span>
                    \n#<\/span>ifndef<\/span> __H264_READER_H__<\/span><\/span>
                    \n#<\/span>define<\/span> __H264_READER_H__<\/span><\/span><\/p>\n

                    #<\/span>include<\/span> <stdio.h><\/span><\/span><\/p>\n

                    #<\/span>define<\/span> MAX_STARTCODE_LEN<\/span> (<\/span>4<\/span>)<\/span><\/span><\/span><\/p>\n

                    typedef<\/span> enum<\/span>
                    \n{<\/span>
                    \n FALSE,<\/span>
                    \n TRUE,<\/span>
                    \n}<\/span> BOOL;<\/span><\/p>\n

                    typedef<\/span> enum<\/span>
                    \n{<\/span>
                    \n H264_NALU_TYPE_SLICE =<\/span> 1<\/span>,<\/span>
                    \n H264_NALU_TYPE_DPA =<\/span> 2<\/span>,<\/span>
                    \n H264_NALU_TYPE_DPB =<\/span> 3<\/span>,<\/span>
                    \n H264_NALU_TYPE_DPC =<\/span> 4<\/span>,<\/span>
                    \n H264_NALU_TYPE_IDR =<\/span> 5<\/span>,<\/span>
                    \n H264_NALU_TYPE_SEI =<\/span> 6<\/span>,<\/span>
                    \n H264_NALU_TYPE_SPS =<\/span> 7<\/span>,<\/span>
                    \n H264_NALU_TYPE_PPS =<\/span> 8<\/span>,<\/span>
                    \n H264_NALU_TYPE_AUD =<\/span> 9<\/span>,<\/span>
                    \n H264_NALU_TYPE_EOSEQ =<\/span> 10<\/span>,<\/span>
                    \n H264_NALU_TYPE_EOSTREAM =<\/span> 11<\/span>,<\/span>
                    \n H264_NALU_TYPE_FILL =<\/span> 12<\/span>,<\/span>
                    \n}<\/span> H264NaluType;<\/span><\/p>\n

                    typedef<\/span> enum<\/span>
                    \n{<\/span>
                    \n H264_NALU_PRIORITY_DISPOSABLE =<\/span> 0<\/span>,<\/span>
                    \n H264_NALU_PRIRITY_LOW =<\/span> 1<\/span>,<\/span>
                    \n H264_NALU_PRIORITY_HIGH =<\/span> 2<\/span>,<\/span>
                    \n H264_NALU_PRIORITY_HIGHEST =<\/span> 3<\/span>
                    \n}<\/span> H264NaluPriority;<\/span><\/p>\n

                    typedef<\/span> struct<\/span>
                    \n{<\/span>
                    \n int<\/span> startcode_len;<\/span> \/\/! 4 for parameter sets and first slice in picture, 3 for everything else (suggested)<\/span>
                    \n int<\/span> forbidden_bit;<\/span> \/\/! should be always FALSE<\/span>
                    \n int<\/span> nal_reference_idc;<\/span> \/\/! H264_NALU_PRIORITY_xxxx<\/span>
                    \n int<\/span> nal_unit_type;<\/span> \/\/! H264_NALU_TYPE_xxxx<\/span>
                    \n BOOL isLastFrame;<\/span> \/\/!<\/span>
                    \n int<\/span> frame_len;<\/span> \/\/!<\/span>
                    \n unsigned<\/span> char<\/span> *<\/span>pFrameBuf;<\/span> \/\/!<\/span>
                    \n}<\/span> H264Frame_t;<\/span><\/p>\n

                    typedef<\/span> struct<\/span> H264ReaderInfo_s<\/span>
                    \n{<\/span>
                    \n FILE *<\/span>pFileFd;<\/span>
                    \n int<\/span> frameNum;<\/span>
                    \n}<\/span> H264ReaderInfo_t;<\/span><\/p>\n

                    int<\/span> H264_FileOpen<\/span>(<\/span>char<\/span> *<\/span>fileName,<\/span> H264ReaderInfo_t *<\/span>pH264Info)<\/span>;<\/span>
                    \nint<\/span> H264_FileClose<\/span>(<\/span>H264ReaderInfo_t *<\/span>pH264Info)<\/span>;<\/span>
                    \nint<\/span> H264_GetFrame<\/span>(<\/span>H264Frame_t *<\/span>pH264Frame,<\/span> H264ReaderInfo_t *<\/span>pH264Info)<\/span>;<\/span>
                    \nBOOL H264_IsEndOfFile<\/span>(<\/span>const<\/span> H264ReaderInfo_t *<\/span>pH264Info)<\/span>;<\/span>
                    \nvoid<\/span> H264_SeekFile<\/span>(<\/span>H264ReaderInfo_t *<\/span>pH264Info)<\/span>;<\/span><\/p>\n

                    #<\/span>endif<\/span> \/\/ __H264_READER_H__<\/span><\/span><\/p>\n

                    2\u3001H264Reader.c<\/p>\n

                    \/**
                    \n * @file H264Reader.c
                    \n * @author https:\/\/blog.csdn.net\/wkd_007
                    \n * @brief
                    \n * @version 0.1
                    \n * @date 2025-06-30
                    \n *
                    \n * @copyright Copyright (c) 2025
                    \n *
                    \n *\/<\/span>
                    \n#<\/span>include<\/span> "H264Reader.h"<\/span><\/span>
                    \n#<\/span>include<\/span> <stdlib.h><\/span><\/span><\/p>\n

                    #<\/span>define<\/span> MAX_FRAME_LEN<\/span> (<\/span>1920<\/span> *<\/span> 1080<\/span> *<\/span> 1.5<\/span>)<\/span> <\/span>\/\/ \u4e00\u5e27\u6570\u636e\u6700\u5927\u5b57\u8282\u6570<\/span><\/span><\/p>\n

                    static<\/span> BOOL findStartCode_001<\/span>(<\/span>unsigned<\/span> char<\/span> *<\/span>Buf)<\/span>
                    \n{<\/span>
                    \n \/\/ printf("[%d %d %d]\\\\n", Buf[0], Buf[1], Buf[2]);<\/span>
                    \n return<\/span> (<\/span>Buf[<\/span>0<\/span>]<\/span> ==<\/span> 0<\/span> &&<\/span> Buf[<\/span>1<\/span>]<\/span> ==<\/span> 0<\/span> &&<\/span> Buf[<\/span>2<\/span>]<\/span> ==<\/span> 1<\/span>)<\/span>;<\/span> \/\/ 0x000001 ?<\/span>
                    \n}<\/span><\/p>\n

                    static<\/span> BOOL findStartCode_0001<\/span>(<\/span>unsigned<\/span> char<\/span> *<\/span>Buf)<\/span>
                    \n{<\/span>
                    \n \/\/ printf("[%d %d %d %d]\\\\n", Buf[0], Buf[1], Buf[2], Buf[3]);<\/span>
                    \n return<\/span> (<\/span>Buf[<\/span>0<\/span>]<\/span> ==<\/span> 0<\/span> &&<\/span> Buf[<\/span>1<\/span>]<\/span> ==<\/span> 0<\/span> &&<\/span> Buf[<\/span>2<\/span>]<\/span> ==<\/span> 0<\/span> &&<\/span> Buf[<\/span>3<\/span>]<\/span> ==<\/span> 1<\/span>)<\/span>;<\/span> \/\/ 0x00000001 ?<\/span>
                    \n}<\/span><\/p>\n

                    int<\/span> H264_FileOpen<\/span>(<\/span>char<\/span> *<\/span>fileName,<\/span> H264ReaderInfo_t *<\/span>pH264Info)<\/span>
                    \n{<\/span>
                    \n pH264Info-><\/span>pFileFd =<\/span> fopen<\/span>(<\/span>fileName,<\/span> "rb+"<\/span>)<\/span>;<\/span>
                    \n if<\/span> (<\/span>pH264Info-><\/span>pFileFd ==<\/span> NULL<\/span>)<\/span>
                    \n {<\/span>
                    \n printf<\/span>(<\/span>"[%s %d]Open file error\\\\n"<\/span>,<\/span> __FILE__<\/span>,<\/span> __LINE__<\/span>)<\/span>;<\/span>
                    \n return<\/span> –<\/span>1<\/span>;<\/span>
                    \n }<\/span>
                    \n pH264Info-><\/span>frameNum =<\/span> 0<\/span>;<\/span>
                    \n return<\/span> 0<\/span>;<\/span>
                    \n}<\/span><\/p>\n

                    int<\/span> H264_FileClose<\/span>(<\/span>H264ReaderInfo_t *<\/span>pH264Info)<\/span>
                    \n{<\/span>
                    \n if<\/span> (<\/span>pH264Info-><\/span>pFileFd !=<\/span> NULL<\/span>)<\/span>
                    \n {<\/span>
                    \n fclose<\/span>(<\/span>pH264Info-><\/span>pFileFd)<\/span>;<\/span>
                    \n pH264Info-><\/span>pFileFd =<\/span> NULL<\/span>;<\/span>
                    \n }<\/span>
                    \n return<\/span> 0<\/span>;<\/span>
                    \n}<\/span><\/p>\n

                    BOOL H264_IsEndOfFile<\/span>(<\/span>const<\/span> H264ReaderInfo_t *<\/span>pH264Info)<\/span>
                    \n{<\/span>
                    \n return<\/span> feof<\/span>(<\/span>pH264Info-><\/span>pFileFd)<\/span>;<\/span>
                    \n}<\/span><\/p>\n

                    void<\/span> H264_SeekFile<\/span>(<\/span>H264ReaderInfo_t *<\/span>pH264Info)<\/span>
                    \n{<\/span>
                    \n fseek<\/span>(<\/span>pH264Info-><\/span>pFileFd,<\/span> 0<\/span>,<\/span> SEEK_SET<\/span>)<\/span>;<\/span>
                    \n pH264Info-><\/span>frameNum =<\/span> 0<\/span>;<\/span>
                    \n}<\/span><\/p>\n

                    \/**
                    \n * @brief \u83b7\u53d6\u4e00\u9635h264\u89c6\u9891\u5e27
                    \n *
                    \n * @param pH264Frame ：\u8f93\u51fa\u53c2\u6570，\u4f7f\u7528\u540e pH264Frame->pFrameBuf \u9700\u8981free
                    \n * @param pH264Info ：\u8f93\u5165\u53c2\u6570
                    \n * @return int
                    \n *\/<\/span>
                    \nint<\/span> H264_GetFrame<\/span>(<\/span>H264Frame_t *<\/span>pH264Frame,<\/span> H264ReaderInfo_t *<\/span>pH264Info)<\/span>
                    \n{<\/span>
                    \n int<\/span> rewind =<\/span> 0<\/span>;<\/span>
                    \n if<\/span> (<\/span>pH264Info-><\/span>pFileFd ==<\/span> NULL<\/span>)<\/span>
                    \n {<\/span>
                    \n printf<\/span>(<\/span>"[%s %d]pFileFd error\\\\n"<\/span>,<\/span> __FILE__<\/span>,<\/span> __LINE__<\/span>)<\/span>;<\/span>
                    \n return<\/span> –<\/span>1<\/span>;<\/span>
                    \n }<\/span><\/p>\n

                    \/\/ 1.\u8bfb\u53d6\u5e27\u6570\u636e<\/span>
                    \n \/\/ unsigned char *pFrame = (unsigned char *)malloc(MAX_FRAME_LEN);<\/span>
                    \n unsigned<\/span> char<\/span> *<\/span>pFrame =<\/span> pH264Frame-><\/span>pFrameBuf;<\/span>
                    \n int<\/span> readLen =<\/span> fread<\/span>(<\/span>pFrame,<\/span> 1<\/span>,<\/span> MAX_FRAME_LEN,<\/span> pH264Info-><\/span>pFileFd)<\/span>;<\/span>
                    \n if<\/span> (<\/span>readLen <=<\/span> 0<\/span>)<\/span>
                    \n {<\/span>
                    \n printf<\/span>(<\/span>"[%s %d]fread error\\\\n"<\/span>,<\/span> __FILE__<\/span>,<\/span> __LINE__<\/span>)<\/span>;<\/span>
                    \n \/\/ free(pFrame);<\/span>
                    \n return<\/span> –<\/span>1<\/span>;<\/span>
                    \n }<\/span><\/p>\n

                    \/\/ 2.\u67e5\u627e\u5f53\u524d\u5e27\u5f00\u59cb\u7801<\/span>
                    \n int<\/span> i =<\/span> 0<\/span>;<\/span>
                    \n for<\/span> (<\/span>;<\/span> i <<\/span> readLen –<\/span> MAX_STARTCODE_LEN;<\/span> i++<\/span>)<\/span>
                    \n {<\/span>
                    \n if<\/span> (<\/span>!<\/span>findStartCode_0001<\/span>(<\/span>&<\/span>pFrame[<\/span>i]<\/span>)<\/span>)<\/span>
                    \n {<\/span>
                    \n if<\/span> (<\/span>!<\/span>findStartCode_001<\/span>(<\/span>&<\/span>pFrame[<\/span>i]<\/span>)<\/span>)<\/span>
                    \n {<\/span>
                    \n continue<\/span>;<\/span>
                    \n }<\/span>
                    \n else<\/span>
                    \n {<\/span>
                    \n pH264Frame-><\/span>startcode_len =<\/span> 3<\/span>;<\/span>
                    \n break<\/span>;<\/span>
                    \n }<\/span>
                    \n }<\/span>
                    \n else<\/span>
                    \n {<\/span>
                    \n pH264Frame-><\/span>startcode_len =<\/span> 4<\/span>;<\/span>
                    \n break<\/span>;<\/span>
                    \n }<\/span>
                    \n }<\/span>
                    \n if<\/span> (<\/span>i !=<\/span> 0<\/span>)<\/span> \/\/ \u4e0d\u662f\u5e27\u5f00\u5934，\u504f\u79fb\u5230\u5e27\u5f00\u5934\u91cd\u65b0\u8bfb<\/span>
                    \n {<\/span>
                    \n printf<\/span>(<\/span>"[%s %d]startcode error, i=%d\\\\n"<\/span>,<\/span> __FILE__<\/span>,<\/span> __LINE__<\/span>,<\/span> i)<\/span>;<\/span>
                    \n \/\/ free(pFrame);<\/span>
                    \n rewind =<\/span> (<\/span>–<\/span>(<\/span>readLen –<\/span> i)<\/span>)<\/span>;<\/span>
                    \n fseek<\/span>(<\/span>pH264Info-><\/span>pFileFd,<\/span> rewind,<\/span> SEEK_CUR<\/span>)<\/span>;<\/span>
                    \n return<\/span> –<\/span>1<\/span>;<\/span>
                    \n }<\/span><\/p>\n

                    \/\/ 3.\u67e5\u627e\u4e0b\u4e00\u5e27\u5f00\u59cb\u7801<\/span>
                    \n i +=<\/span> MAX_STARTCODE_LEN;<\/span>
                    \n for<\/span> (<\/span>;<\/span> i <<\/span> readLen –<\/span> MAX_STARTCODE_LEN;<\/span> i++<\/span>)<\/span>
                    \n {<\/span>
                    \n if<\/span> (<\/span>!<\/span>findStartCode_0001<\/span>(<\/span>&<\/span>pFrame[<\/span>i]<\/span>)<\/span>)<\/span>
                    \n {<\/span>
                    \n if<\/span> (<\/span>!<\/span>findStartCode_001<\/span>(<\/span>&<\/span>pFrame[<\/span>i]<\/span>)<\/span>)<\/span>
                    \n {<\/span>
                    \n continue<\/span>;<\/span>
                    \n }<\/span>
                    \n else<\/span>
                    \n {<\/span>
                    \n break<\/span>;<\/span>
                    \n }<\/span>
                    \n }<\/span>
                    \n else<\/span>
                    \n {<\/span>
                    \n break<\/span>;<\/span>
                    \n }<\/span>
                    \n }<\/span>
                    \n if<\/span> (<\/span>i ==<\/span> (<\/span>readLen –<\/span> MAX_STARTCODE_LEN)<\/span>)<\/span>
                    \n {<\/span>
                    \n if<\/span> (<\/span>!<\/span>feof<\/span>(<\/span>pH264Info-><\/span>pFileFd)<\/span>)<\/span>
                    \n {<\/span>
                    \n printf<\/span>(<\/span>"[%s %d]MAX_FRAME_LEN too small\\\\n"<\/span>,<\/span> __FILE__<\/span>,<\/span> __LINE__<\/span>)<\/span>;<\/span>
                    \n \/\/ free(pFrame);<\/span>
                    \n return<\/span> –<\/span>1<\/span>;<\/span>
                    \n }<\/span>
                    \n else<\/span>
                    \n {<\/span>
                    \n pH264Frame-><\/span>isLastFrame =<\/span> TRUE;<\/span>
                    \n }<\/span>
                    \n }<\/span><\/p>\n

                    \/\/ 4.\u586b\u6570\u636e<\/span>
                    \n pH264Frame-><\/span>forbidden_bit =<\/span> pFrame[<\/span>pH264Frame-><\/span>startcode_len]<\/span> &<\/span> 0x80<\/span>;<\/span> \/\/ 1 bit<\/span>
                    \n pH264Frame-><\/span>nal_reference_idc =<\/span> pFrame[<\/span>pH264Frame-><\/span>startcode_len]<\/span> &<\/span> 0x60<\/span>;<\/span> \/\/ 2 bit<\/span>
                    \n pH264Frame-><\/span>nal_unit_type =<\/span> pFrame[<\/span>pH264Frame-><\/span>startcode_len]<\/span> &<\/span> 0x1f<\/span>;<\/span> \/\/ 5 bit, naluType \u662f\u5f00\u59cb\u7801\u540e\u4e00\u4e2a\u5b57\u8282\u7684\u6700\u540e 5 \u4f4d<\/span>
                    \n \/\/ pH264Frame->pFrameBuf = pFrame;<\/span>
                    \n pH264Frame-><\/span>frame_len =<\/span> i;<\/span><\/p>\n

                    \/\/ 5.\u6587\u4ef6\u8bfb\u53d6\u6307\u9488\u504f\u79fb\u5230\u4e0b\u4e00\u5e27\u4f4d\u7f6e<\/span>
                    \n rewind =<\/span> (<\/span>–<\/span>(<\/span>readLen –<\/span> i)<\/span>)<\/span>;<\/span>
                    \n fseek<\/span>(<\/span>pH264Info-><\/span>pFileFd,<\/span> rewind,<\/span> SEEK_CUR<\/span>)<\/span>;<\/span><\/p>\n

                    pH264Info-><\/span>frameNum++<\/span>;<\/span><\/p>\n

                    return<\/span> pH264Frame-><\/span>frame_len;<\/span>
                    \n}<\/span><\/p>\n

                    3\u3001tcp_rtp.h<\/p>\n

                    #<\/span>ifndef<\/span> _RTP_H_<\/span><\/span>
                    \n#<\/span>define<\/span> _RTP_H_<\/span><\/span>
                    \n#<\/span>include<\/span> <stdint.h><\/span><\/span><\/p>\n

                    #<\/span>define<\/span> RTP_VESION<\/span> 2<\/span><\/span><\/span><\/p>\n

                    #<\/span>define<\/span> RTP_PAYLOAD_TYPE_H264<\/span> 96<\/span><\/span><\/span>
                    \n#<\/span>define<\/span> RTP_PAYLOAD_TYPE_AAC<\/span> 97<\/span><\/span><\/span><\/p>\n

                    #<\/span>define<\/span> RTP_HEADER_SIZE<\/span> 12<\/span><\/span><\/span>
                    \n#<\/span>define<\/span> RTP_MAX_PKT_SIZE<\/span> 1400<\/span><\/span><\/span><\/p>\n

                    \/*
                    \n *
                    \n * 0 1 2 3
                    \n * 7 6 5 4 3 2 1 0|7 6 5 4 3 2 1 0|7 6 5 4 3 2 1 0|7 6 5 4 3 2 1 0
                    \n * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
                    \n * |V=2|P|X| CC |M| PT | sequence number |
                    \n * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
                    \n * | timestamp |
                    \n * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
                    \n * | synchronization source (SSRC) identifier |
                    \n * +=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+
                    \n * | contributing source (CSRC) identifiers |
                    \n * : …. :
                    \n * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
                    \n *
                    \n *\/<\/span>
                    \nstruct<\/span> RtpHeader<\/span>
                    \n{<\/span>
                    \n \/* byte 0 *\/<\/span>
                    \n uint8_t<\/span> csrcLen:<\/span>4<\/span>;<\/span>
                    \n uint8_t<\/span> extension:<\/span>1<\/span>;<\/span>
                    \n uint8_t<\/span> padding:<\/span>1<\/span>;<\/span>
                    \n uint8_t<\/span> version:<\/span>2<\/span>;<\/span><\/p>\n

                    \/* byte 1 *\/<\/span>
                    \n uint8_t<\/span> payloadType:<\/span>7<\/span>;<\/span>
                    \n uint8_t<\/span> marker:<\/span>1<\/span>;<\/span><\/p>\n

                    \/* bytes 2,3 *\/<\/span>
                    \n uint16_t<\/span> seq;<\/span><\/p>\n

                    \/* bytes 4-7 *\/<\/span>
                    \n uint32_t<\/span> timestamp;<\/span><\/p>\n

                    \/* bytes 8-11 *\/<\/span>
                    \n uint32_t<\/span> ssrc;<\/span>
                    \n}<\/span>;<\/span><\/p>\n

                    struct<\/span> RtpPacket<\/span>
                    \n{<\/span>
                    \n char<\/span> header[<\/span>4<\/span>]<\/span>;<\/span>
                    \n struct<\/span> RtpHeader<\/span> rtpHeader;<\/span>
                    \n uint8_t<\/span> payload[<\/span>0<\/span>]<\/span>;<\/span>
                    \n}<\/span>;<\/span><\/p>\n

                    void<\/span> rtpHeaderInit<\/span>(<\/span>struct<\/span> RtpPacket<\/span>*<\/span> rtpPacket,<\/span> uint8_t<\/span> csrcLen,<\/span> uint8_t<\/span> extension,<\/span>
                    \n uint8_t<\/span> padding,<\/span> uint8_t<\/span> version,<\/span> uint8_t<\/span> payloadType,<\/span> uint8_t<\/span> marker,<\/span>
                    \n uint16_t<\/span> seq,<\/span> uint32_t<\/span> timestamp,<\/span> uint32_t<\/span> ssrc)<\/span>;<\/span>
                    \nint<\/span> rtpSendPacket<\/span>(<\/span>int<\/span> socket,<\/span> uint8_t<\/span> rtpChannel,<\/span> struct<\/span> RtpPacket<\/span>*<\/span> rtpPacket,<\/span> uint32_t<\/span> dataSize)<\/span>;<\/span><\/p>\n

                    #<\/span>endif<\/span> \/\/_RTP_H_<\/span><\/span><\/p>\n

                    4\u3001tcp_rtp.c<\/p>\n

                    #<\/span>include<\/span> <sys\/types.h><\/span><\/span>
                    \n#<\/span>include<\/span> <sys\/socket.h><\/span><\/span>
                    \n#<\/span>include<\/span> <arpa\/inet.h><\/span><\/span>
                    \n#<\/span>include<\/span> <netinet\/in.h><\/span><\/span>
                    \n#<\/span>include<\/span> <arpa\/inet.h><\/span><\/span><\/p>\n

                    #<\/span>include<\/span> "tcp_rtp.h"<\/span><\/span><\/p>\n

                    void<\/span> rtpHeaderInit<\/span>(<\/span>struct<\/span> RtpPacket<\/span>*<\/span> rtpPacket,<\/span> uint8_t<\/span> csrcLen,<\/span> uint8_t<\/span> extension,<\/span>
                    \n uint8_t<\/span> padding,<\/span> uint8_t<\/span> version,<\/span> uint8_t<\/span> payloadType,<\/span> uint8_t<\/span> marker,<\/span>
                    \n uint16_t<\/span> seq,<\/span> uint32_t<\/span> timestamp,<\/span> uint32_t<\/span> ssrc)<\/span>
                    \n{<\/span>
                    \n rtpPacket-><\/span>rtpHeader.<\/span>csrcLen =<\/span> csrcLen;<\/span>
                    \n rtpPacket-><\/span>rtpHeader.<\/span>extension =<\/span> extension;<\/span>
                    \n rtpPacket-><\/span>rtpHeader.<\/span>padding =<\/span> padding;<\/span>
                    \n rtpPacket-><\/span>rtpHeader.<\/span>version =<\/span> version;<\/span>
                    \n rtpPacket-><\/span>rtpHeader.<\/span>payloadType =<\/span> payloadType;<\/span>
                    \n rtpPacket-><\/span>rtpHeader.<\/span>marker =<\/span> marker;<\/span>
                    \n rtpPacket-><\/span>rtpHeader.<\/span>seq =<\/span> seq;<\/span>
                    \n rtpPacket-><\/span>rtpHeader.<\/span>timestamp =<\/span> timestamp;<\/span>
                    \n rtpPacket-><\/span>rtpHeader.<\/span>ssrc =<\/span> ssrc;<\/span>
                    \n}<\/span><\/p>\n

                    int<\/span> rtpSendPacket<\/span>(<\/span>int<\/span> socket,<\/span> uint8_t<\/span> rtpChannel,<\/span> struct<\/span> RtpPacket<\/span>*<\/span> rtpPacket,<\/span> uint32_t<\/span> dataSize)<\/span>
                    \n{<\/span>
                    \n int<\/span> ret;<\/span><\/p>\n

                    rtpPacket-><\/span>header[<\/span>0<\/span>]<\/span> =<\/span> '$'<\/span>;<\/span>
                    \n rtpPacket-><\/span>header[<\/span>1<\/span>]<\/span> =<\/span> rtpChannel;<\/span>
                    \n rtpPacket-><\/span>header[<\/span>2<\/span>]<\/span> =<\/span> (<\/span>(<\/span>dataSize+<\/span>RTP_HEADER_SIZE)<\/span> &<\/span> 0xFF00<\/span> )<\/span> >><\/span> 8<\/span>;<\/span>
                    \n rtpPacket-><\/span>header[<\/span>3<\/span>]<\/span> =<\/span> (<\/span>dataSize+<\/span>RTP_HEADER_SIZE)<\/span> &<\/span> 0xFF<\/span>;<\/span><\/p>\n

                    rtpPacket-><\/span>rtpHeader.<\/span>seq =<\/span> htons<\/span>(<\/span>rtpPacket-><\/span>rtpHeader.<\/span>seq)<\/span>;<\/span>
                    \n rtpPacket-><\/span>rtpHeader.<\/span>timestamp =<\/span> htonl<\/span>(<\/span>rtpPacket-><\/span>rtpHeader.<\/span>timestamp)<\/span>;<\/span>
                    \n rtpPacket-><\/span>rtpHeader.<\/span>ssrc =<\/span> htonl<\/span>(<\/span>rtpPacket-><\/span>rtpHeader.<\/span>ssrc)<\/span>;<\/span><\/p>\n

                    ret =<\/span> send<\/span>(<\/span>socket,<\/span> (<\/span>void<\/span>*<\/span>)<\/span>rtpPacket,<\/span> dataSize+<\/span>RTP_HEADER_SIZE+<\/span>4<\/span>,<\/span> 0<\/span>)<\/span>;<\/span><\/p>\n

                    rtpPacket-><\/span>rtpHeader.<\/span>seq =<\/span> ntohs<\/span>(<\/span>rtpPacket-><\/span>rtpHeader.<\/span>seq)<\/span>;<\/span>
                    \n rtpPacket-><\/span>rtpHeader.<\/span>timestamp =<\/span> ntohl<\/span>(<\/span>rtpPacket-><\/span>rtpHeader.<\/span>timestamp)<\/span>;<\/span>
                    \n rtpPacket-><\/span>rtpHeader.<\/span>ssrc =<\/span> ntohl<\/span>(<\/span>rtpPacket-><\/span>rtpHeader.<\/span>ssrc)<\/span>;<\/span><\/p>\n

                    return<\/span> ret;<\/span>
                    \n}<\/span><\/p>\n

                    5\u3001rtsp_h264_tcp_main.c<\/p>\n

                    \/**
                    \n * @file rtsp_h264_tcp_main.c
                    \n * @author https:\/\/blog.csdn.net\/wkd_007
                    \n * @brief
                    \n * @version 0.1
                    \n * @date 2025-07-10
                    \n *
                    \n * @copyright Copyright (c) 2025
                    \n *
                    \n *\/<\/span>
                    \n#<\/span>include<\/span> <stdio.h><\/span><\/span>
                    \n#<\/span>include<\/span> <stdlib.h><\/span><\/span>
                    \n#<\/span>include<\/span> <string.h><\/span><\/span>
                    \n#<\/span>include<\/span> <unistd.h><\/span><\/span>
                    \n#<\/span>include<\/span> <sys\/socket.h><\/span><\/span>
                    \n#<\/span>include<\/span> <netinet\/in.h><\/span><\/span>
                    \n#<\/span>include<\/span> <arpa\/inet.h><\/span><\/span>
                    \n#<\/span>include<\/span> <sys\/types.h><\/span><\/span>
                    \n#<\/span>include<\/span> <sys\/socket.h><\/span><\/span>
                    \n#<\/span>include<\/span> <sys\/stat.h><\/span><\/span>
                    \n#<\/span>include<\/span> <fcntl.h><\/span><\/span><\/p>\n

                    #<\/span>include<\/span> "tcp_rtp.h"<\/span><\/span>
                    \n#<\/span>include<\/span> "H264Reader.h"<\/span><\/span><\/p>\n

                    #<\/span>define<\/span> H264_FILE_NAME<\/span> "test.h264"<\/span><\/span>
                    \n#<\/span>define<\/span> FPS<\/span> 25<\/span><\/span><\/span><\/p>\n

                    #<\/span>define<\/span> RTSP_PORT<\/span> 8554<\/span><\/span><\/span>
                    \n#<\/span>define<\/span> MAX_CLIENTS<\/span> 5<\/span><\/span><\/span>
                    \n#<\/span>define<\/span> SESSION_ID<\/span> 10086001<\/span><\/span><\/span>
                    \n#<\/span>define<\/span> SESSION_TIMEOUT<\/span> 60<\/span><\/span><\/span><\/p>\n

                    typedef<\/span> struct<\/span>
                    \n{<\/span>
                    \n int<\/span> rtpSendFd;<\/span>
                    \n int<\/span> rtpPort;<\/span>
                    \n int<\/span> rtpChannel;<\/span>
                    \n int<\/span> bPlayFlag;<\/span> \/\/ \u64ad\u653e\u6807\u5fd7<\/span>
                    \n char<\/span> *<\/span>cliIp;<\/span>
                    \n}<\/span> RTP_Send_t;<\/span><\/p>\n

                    typedef<\/span> enum<\/span>
                    \n{<\/span>
                    \n RTP_NULL,<\/span>
                    \n RTP_PLAY,<\/span>
                    \n RTP_PLAYING,<\/span>
                    \n RTP_STOP,<\/span>
                    \n}<\/span> RTP_PLAY_STATE;<\/span><\/p>\n

                    static<\/span> int<\/span> rtpSendH264Frame<\/span>(<\/span>int<\/span> socket,<\/span> int<\/span> rtpChannel,<\/span>
                    \n struct<\/span> RtpPacket<\/span> *<\/span>rtpPacket,<\/span> uint8_t<\/span> *<\/span>frame,<\/span> uint32_t<\/span> frameSize)<\/span>
                    \n{<\/span>
                    \n uint8_t<\/span> naluType;<\/span> \/\/ nalu\u7b2c\u4e00\u4e2a\u5b57\u8282<\/span>
                    \n int<\/span> sendBytes =<\/span> 0<\/span>;<\/span>
                    \n int<\/span> ret;<\/span><\/p>\n

                    naluType =<\/span> frame[<\/span>0<\/span>]<\/span>;<\/span><\/p>\n

                    if<\/span> (<\/span>frameSize <=<\/span> RTP_MAX_PKT_SIZE)<\/span> \/\/ nalu\u957f\u5ea6\u5c0f\u4e8e\u6700\u5927\u5305\u573a：\u5355\u4e00NALU\u5355\u5143\u6a21\u5f0f<\/span>
                    \n {<\/span>
                    \n \/*
                    \n * 0 1 2 3 4 5 6 7 8 9
                    \n * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
                    \n * |F|NRI| Type | a single NAL unit … |
                    \n * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
                    \n *\/<\/span>
                    \n memcpy<\/span>(<\/span>rtpPacket-><\/span>payload,<\/span> frame,<\/span> frameSize)<\/span>;<\/span>
                    \n ret =<\/span> rtpSendPacket<\/span>(<\/span>socket,<\/span> rtpChannel,<\/span> rtpPacket,<\/span> frameSize)<\/span>;<\/span>
                    \n if<\/span> (<\/span>ret <<\/span> 0<\/span>)<\/span>
                    \n return<\/span> –<\/span>1<\/span>;<\/span><\/p>\n

                    rtpPacket-><\/span>rtpHeader.<\/span>seq++<\/span>;<\/span>
                    \n sendBytes +=<\/span> ret;<\/span>
                    \n if<\/span> (<\/span>(<\/span>naluType &<\/span> 0x1F<\/span>)<\/span> ==<\/span> 7<\/span> ||<\/span> (<\/span>naluType &<\/span> 0x1F<\/span>)<\/span> ==<\/span> 8<\/span>)<\/span> \/\/ \u5982\u679c\u662fSPS\u3001PPS\u5c31\u4e0d\u9700\u8981\u52a0\u65f6\u95f4\u6233<\/span>
                    \n goto<\/span> out;<\/span>
                    \n }<\/span>
                    \n else<\/span> \/\/ nalu\u957f\u5ea6\u5927\u4e8e\u6700\u5927\u5305\u573a：\u5206\u7247\u6a21\u5f0f<\/span>
                    \n {<\/span>
                    \n \/*
                    \n * 0 1 2
                    \n * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3
                    \n * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
                    \n * | FU indicator | FU header | FU payload … |
                    \n * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
                    \n *\/<\/span><\/p>\n

                    \/*
                    \n * FU Indicator
                    \n * 0 1 2 3 4 5 6 7
                    \n * +-+-+-+-+-+-+-+-+
                    \n * |F|NRI| Type |
                    \n * +—————+
                    \n *\/<\/span><\/p>\n

                    \/*
                    \n * FU Header
                    \n * 0 1 2 3 4 5 6 7
                    \n * +-+-+-+-+-+-+-+-+
                    \n * |S|E|R| Type |
                    \n * +—————+
                    \n *\/<\/span><\/p>\n

                    int<\/span> pktNum =<\/span> frameSize \/<\/span> RTP_MAX_PKT_SIZE;<\/span> \/\/ \u6709\u51e0\u4e2a\u5b8c\u6574\u7684\u5305<\/span>
                    \n int<\/span> remainPktSize =<\/span> frameSize %<\/span> RTP_MAX_PKT_SIZE;<\/span> \/\/ \u5269\u4f59\u4e0d\u5b8c\u6574\u5305\u7684\u5927\u5c0f<\/span>
                    \n int<\/span> i,<\/span> pos =<\/span> 1<\/span>;<\/span><\/p>\n

                    \/* \u53d1\u9001\u5b8c\u6574\u7684\u5305 *\/<\/span>
                    \n for<\/span> (<\/span>i =<\/span> 0<\/span>;<\/span> i <<\/span> pktNum;<\/span> i++<\/span>)<\/span>
                    \n {<\/span>
                    \n rtpPacket-><\/span>payload[<\/span>0<\/span>]<\/span> =<\/span> (<\/span>naluType &<\/span> 0x60<\/span>)<\/span> |<\/span> 28<\/span>;<\/span>
                    \n rtpPacket-><\/span>payload[<\/span>1<\/span>]<\/span> =<\/span> naluType &<\/span> 0x1F<\/span>;<\/span><\/p>\n

                    if<\/span> (<\/span>i ==<\/span> 0<\/span>)<\/span> \/\/ \u7b2c\u4e00\u5305\u6570\u636e<\/span>
                    \n rtpPacket-><\/span>payload[<\/span>1<\/span>]<\/span> |=<\/span> 0x80<\/span>;<\/span> \/\/ start<\/span>
                    \n else<\/span> if<\/span> (<\/span>remainPktSize ==<\/span> 0<\/span> &&<\/span> i ==<\/span> pktNum –<\/span> 1<\/span>)<\/span> \/\/ \u6700\u540e\u4e00\u5305\u6570\u636e<\/span>
                    \n rtpPacket-><\/span>payload[<\/span>1<\/span>]<\/span> |=<\/span> 0x40<\/span>;<\/span> \/\/ end<\/span><\/p>\n

                    memcpy<\/span>(<\/span>rtpPacket-><\/span>payload +<\/span> 2<\/span>,<\/span> frame +<\/span> pos,<\/span> RTP_MAX_PKT_SIZE)<\/span>;<\/span>
                    \n ret =<\/span> rtpSendPacket<\/span>(<\/span>socket,<\/span> rtpChannel,<\/span> rtpPacket,<\/span> RTP_MAX_PKT_SIZE +<\/span> 2<\/span>)<\/span>;<\/span>
                    \n if<\/span> (<\/span>ret <<\/span> 0<\/span>)<\/span>
                    \n return<\/span> –<\/span>1<\/span>;<\/span><\/p>\n

                    rtpPacket-><\/span>rtpHeader.<\/span>seq++<\/span>;<\/span>
                    \n sendBytes +=<\/span> ret;<\/span>
                    \n pos +=<\/span> RTP_MAX_PKT_SIZE;<\/span>
                    \n }<\/span><\/p>\n

                    \/* \u53d1\u9001\u5269\u4f59\u7684\u6570\u636e *\/<\/span>
                    \n if<\/span> (<\/span>remainPktSize ><\/span> 0<\/span>)<\/span>
                    \n {<\/span>
                    \n rtpPacket-><\/span>payload[<\/span>0<\/span>]<\/span> =<\/span> (<\/span>naluType &<\/span> 0x60<\/span>)<\/span> |<\/span> 28<\/span>;<\/span>
                    \n rtpPacket-><\/span>payload[<\/span>1<\/span>]<\/span> =<\/span> naluType &<\/span> 0x1F<\/span>;<\/span>
                    \n rtpPacket-><\/span>payload[<\/span>1<\/span>]<\/span> |=<\/span> 0x40<\/span>;<\/span> \/\/ end<\/span><\/p>\n

                    memcpy<\/span>(<\/span>rtpPacket-><\/span>payload +<\/span> 2<\/span>,<\/span> frame +<\/span> pos,<\/span> remainPktSize +<\/span> 2<\/span>)<\/span>;<\/span>
                    \n ret =<\/span> rtpSendPacket<\/span>(<\/span>socket,<\/span> rtpChannel,<\/span> rtpPacket,<\/span> remainPktSize +<\/span> 2<\/span>)<\/span>;<\/span>
                    \n if<\/span> (<\/span>ret <<\/span> 0<\/span>)<\/span>
                    \n return<\/span> –<\/span>1<\/span>;<\/span><\/p>\n

                    rtpPacket-><\/span>rtpHeader.<\/span>seq++<\/span>;<\/span>
                    \n sendBytes +=<\/span> ret;<\/span>
                    \n }<\/span>
                    \n }<\/span><\/p>\n

                    out:<\/span>
                    \n return<\/span> sendBytes;<\/span>
                    \n}<\/span><\/p>\n

                    void<\/span> *<\/span>sendRtp<\/span>(<\/span>void<\/span> *<\/span>arg)<\/span>
                    \n{<\/span>
                    \n RTP_Send_t *<\/span>pRtpSend =<\/span> (<\/span>RTP_Send_t *<\/span>)<\/span>arg;<\/span>
                    \n int<\/span> rtp_send_fd =<\/span> pRtpSend-><\/span>rtpSendFd;<\/span>
                    \n int<\/span> rtpChannel =<\/span> pRtpSend-><\/span>rtpChannel;<\/span><\/p>\n

                    struct<\/span> RtpPacket<\/span> *<\/span>rtpPacket =<\/span> (<\/span>struct<\/span> RtpPacket<\/span> *<\/span>)<\/span>malloc<\/span>(<\/span>sizeof<\/span>(<\/span>struct<\/span> RtpPacket<\/span>)<\/span> +<\/span> (<\/span>1920<\/span> *<\/span> 1080<\/span> *<\/span> 4<\/span>)<\/span>)<\/span>;<\/span><\/p>\n

                    rtpHeaderInit<\/span>(<\/span>rtpPacket,<\/span> 0<\/span>,<\/span> 0<\/span>,<\/span> 0<\/span>,<\/span> RTP_VESION,<\/span> RTP_PAYLOAD_TYPE_H264,<\/span> 0<\/span>,<\/span>
                    \n 0<\/span>,<\/span> 0<\/span>,<\/span> 0x88923423<\/span>)<\/span>;<\/span><\/p>\n

                    \/\/ h264<\/span>
                    \n H264ReaderInfo_t h264Info;<\/span>
                    \n if<\/span> (<\/span>H264_FileOpen<\/span>(<\/span>H264_FILE_NAME,<\/span> &<\/span>h264Info)<\/span> <<\/span> 0<\/span>)<\/span>
                    \n {<\/span>
                    \n printf<\/span>(<\/span>"failed to open %s\\\\n"<\/span>,<\/span> H264_FILE_NAME)<\/span>;<\/span>
                    \n return<\/span> NULL<\/span>;<\/span>
                    \n }<\/span><\/p>\n

                    H264Frame_t h264Frame;<\/span>
                    \n h264Frame.<\/span>pFrameBuf =<\/span> (<\/span>unsigned<\/span> char<\/span> *<\/span>)<\/span>malloc<\/span>(<\/span>1920<\/span> *<\/span> 1080<\/span> *<\/span> 4<\/span>)<\/span>;<\/span><\/p>\n

                    while<\/span> (<\/span>pRtpSend-><\/span>bPlayFlag)<\/span>
                    \n {<\/span>
                    \n if<\/span> (<\/span>!<\/span>H264_IsEndOfFile<\/span>(<\/span>&<\/span>h264Info)<\/span>)<\/span>
                    \n {<\/span>
                    \n h264Frame.<\/span>isLastFrame =<\/span> 0<\/span>;<\/span>
                    \n H264_GetFrame<\/span>(<\/span>&<\/span>h264Frame,<\/span> &<\/span>h264Info)<\/span>;<\/span><\/p>\n

                    if<\/span> (<\/span>h264Frame.<\/span>pFrameBuf !=<\/span> NULL<\/span>)<\/span>
                    \n {<\/span>
                    \n if<\/span> (<\/span>h264Frame.<\/span>isLastFrame)<\/span> \/\/ \u6700\u540e\u4e00\u5e27，\u79fb\u5230\u5f00\u5934\u91cd\u65b0\u8bfb<\/span>
                    \n {<\/span>
                    \n printf<\/span>(<\/span>"warning SeekFile 1\\\\n"<\/span>)<\/span>;<\/span>
                    \n H264_SeekFile<\/span>(<\/span>&<\/span>h264Info)<\/span>;<\/span>
                    \n }<\/span><\/p>\n

                    \/\/ printf("rtpSendH264Frame, frameNum=%d, time=%u\\\\n", h264Info.frameNum, rtpPacket->rtpHeader.timestamp);<\/span>
                    \n rtpSendH264Frame<\/span>(<\/span>rtp_send_fd,<\/span> rtpChannel,<\/span> rtpPacket,<\/span>
                    \n h264Frame.<\/span>pFrameBuf +<\/span> h264Frame.<\/span>startcode_len,<\/span>
                    \n h264Frame.<\/span>frame_len –<\/span> h264Frame.<\/span>startcode_len)<\/span>;<\/span><\/p>\n

                    rtpPacket-><\/span>rtpHeader.<\/span>timestamp +=<\/span> 90000<\/span> \/<\/span> FPS;<\/span> \/\/ RTP \u4f20\u8f93\u89c6\u9891\u6bcf\u79d2 90k HZ<\/span>
                    \n usleep<\/span>(<\/span>1000<\/span> *<\/span> 1000<\/span> \/<\/span> FPS)<\/span>;<\/span>
                    \n }<\/span>
                    \n }<\/span>
                    \n else<\/span>
                    \n {<\/span>
                    \n printf<\/span>(<\/span>"warning need SeekFile 1\\\\n"<\/span>)<\/span>;<\/span>
                    \n }<\/span>
                    \n }<\/span><\/p>\n

                    free<\/span>(<\/span>h264Frame.<\/span>pFrameBuf)<\/span>;<\/span>
                    \n free<\/span>(<\/span>rtpPacket)<\/span>;<\/span>
                    \n H264_FileClose<\/span>(<\/span>&<\/span>h264Info)<\/span>;<\/span>
                    \n}<\/span><\/p>\n

                    \/\/ \u89e3\u6790RTSP\u8bf7\u6c42<\/span>
                    \nvoid<\/span> rtsp_request_parse<\/span>(<\/span>char<\/span> *<\/span>buffer,<\/span> char<\/span> *<\/span>method,<\/span> char<\/span> *<\/span>url,<\/span> int<\/span> *<\/span>cseq,<\/span> int<\/span> *<\/span>pRtpChannel)<\/span>
                    \n{<\/span>
                    \n char<\/span> *<\/span>line =<\/span> strtok<\/span>(<\/span>buffer,<\/span> "\\\\r\\\\n"<\/span>)<\/span>;<\/span>
                    \n sscanf<\/span>(<\/span>line,<\/span> "%s %s RTSP\/1.0"<\/span>,<\/span> method,<\/span> url)<\/span>;<\/span><\/p>\n

                    while<\/span> (<\/span>(<\/span>line =<\/span> strtok<\/span>(<\/span>NULL<\/span>,<\/span> "\\\\r\\\\n"<\/span>)<\/span>)<\/span> !=<\/span> NULL<\/span>)<\/span>
                    \n {<\/span>
                    \n if<\/span> (<\/span>strncmp<\/span>(<\/span>line,<\/span> "CSeq:"<\/span>,<\/span> 5<\/span>)<\/span> ==<\/span> 0<\/span>)<\/span>
                    \n {<\/span>
                    \n sscanf<\/span>(<\/span>line,<\/span> "CSeq: %d"<\/span>,<\/span> cseq)<\/span>;<\/span>
                    \n }<\/span><\/p>\n

                    char<\/span> *<\/span>pInterleaved =<\/span> strstr<\/span>(<\/span>line,<\/span> "interleaved="<\/span>)<\/span>;<\/span>
                    \n if<\/span> (<\/span>pInterleaved !=<\/span> NULL<\/span>)<\/span>
                    \n {<\/span>
                    \n int<\/span> rtcpChn =<\/span> 0<\/span>;<\/span>
                    \n sscanf<\/span>(<\/span>pInterleaved,<\/span> "interleaved=%d-%d"<\/span>,<\/span> pRtpChannel,<\/span> &<\/span>rtcpChn)<\/span>;<\/span>
                    \n \/\/ printf("rtpPort: %d-%d\\\\n",*pRtpChannel, rtcpChn);<\/span>
                    \n }<\/span>
                    \n }<\/span>
                    \n}<\/span><\/p>\n

                    \/\/ \u751f\u6210SDP\u63cf\u8ff0<\/span>
                    \nconst<\/span> char<\/span> *<\/span>generate_sdp<\/span>(<\/span>)<\/span>
                    \n{<\/span>
                    \n return<\/span> "v=0\\\\r\\\\n"<\/span>
                    \n "o=- 0 0 IN IP4 0.0.0.0\\\\r\\\\n"<\/span>
                    \n "s=Example Stream\\\\r\\\\n"<\/span>
                    \n "t=0 0\\\\r\\\\n"<\/span>
                    \n "m=video 0 RTP\/AVP 96\\\\r\\\\n"<\/span>
                    \n "a=rtpmap:96 H264\/90000\\\\r\\\\n"<\/span>
                    \n "a=control:streamid=0\\\\r\\\\n"<\/span>;<\/span>
                    \n}<\/span><\/p>\n

                    void<\/span> rtsp_handle_OPTION<\/span>(<\/span>char<\/span> *<\/span>response,<\/span> int<\/span> cseq)<\/span>
                    \n{<\/span>
                    \n sprintf<\/span>(<\/span>response,<\/span>
                    \n "RTSP\/1.0 200 OK\\\\r\\\\n"<\/span>
                    \n "CSeq: %d\\\\r\\\\n"<\/span>
                    \n "Public: OPTIONS, DESCRIBE, SETUP, PLAY, TEARDOWN\\\\r\\\\n\\\\r\\\\n"<\/span>,<\/span>
                    \n cseq)<\/span>;<\/span>
                    \n}<\/span><\/p>\n

                    static<\/span> void<\/span> rtsp_handle_DESCRIBE<\/span>(<\/span>char<\/span> *<\/span>response,<\/span> int<\/span> cseq)<\/span>
                    \n{<\/span>
                    \n sprintf<\/span>(<\/span>response,<\/span>
                    \n "RTSP\/1.0 200 OK\\\\r\\\\n"<\/span>
                    \n "CSeq: %d\\\\r\\\\n"<\/span>
                    \n "Content-Type: application\/sdp\\\\r\\\\n"<\/span>
                    \n "Content-Length: %zu\\\\r\\\\n\\\\r\\\\n%s"<\/span>,<\/span>
                    \n cseq,<\/span> strlen<\/span>(<\/span>generate_sdp<\/span>(<\/span>)<\/span>)<\/span>,<\/span> generate_sdp<\/span>(<\/span>)<\/span>)<\/span>;<\/span>
                    \n}<\/span><\/p>\n

                    static<\/span> void<\/span> rtsp_handle_SETUP<\/span>(<\/span>char<\/span> *<\/span>response,<\/span> int<\/span> cseq,<\/span> uint8_t<\/span> rtpChannel)<\/span>
                    \n{<\/span>
                    \n sprintf<\/span>(<\/span>response,<\/span>
                    \n "RTSP\/1.0 200 OK\\\\r\\\\n"<\/span>
                    \n "CSeq: %d\\\\r\\\\n"<\/span>
                    \n "Session: %u; timeout=%d\\\\r\\\\n"<\/span>
                    \n "Transport: RTP\/AVP\/TCP;unicast;interleaved=%hhu-%hhu\\\\r\\\\n\\\\r\\\\n"<\/span>,<\/span>
                    \n cseq,<\/span> SESSION_ID,<\/span> SESSION_TIMEOUT,<\/span> rtpChannel,<\/span> rtpChannel +<\/span> 1<\/span>)<\/span>;<\/span>
                    \n}<\/span><\/p>\n

                    static<\/span> void<\/span> rtsp_handle_PLAY<\/span>(<\/span>char<\/span> *<\/span>response,<\/span> int<\/span> cseq)<\/span>
                    \n{<\/span>
                    \n sprintf<\/span>(<\/span>response,<\/span>
                    \n "RTSP\/1.0 200 OK\\\\r\\\\n"<\/span>
                    \n "CSeq: %d\\\\r\\\\n"<\/span>
                    \n "Session: %u; timeout=%d\\\\r\\\\n"<\/span>
                    \n "Range: npt=0.000-\\\\r\\\\n\\\\r\\\\n"<\/span>,<\/span>
                    \n cseq,<\/span> SESSION_ID,<\/span> SESSION_TIMEOUT)<\/span>;<\/span>
                    \n}<\/span><\/p>\n

                    static<\/span> void<\/span> rtsp_handle_TEARDOWN<\/span>(<\/span>char<\/span> *<\/span>response,<\/span> int<\/span> cseq)<\/span>
                    \n{<\/span>
                    \n sprintf<\/span>(<\/span>response,<\/span>
                    \n "RTSP\/1.0 200 OK\\\\r\\\\n"<\/span>
                    \n "CSeq: %d\\\\r\\\\n"<\/span>
                    \n "Session: %d; timeout=%d\\\\r\\\\n\\\\r\\\\n"<\/span>,<\/span>
                    \n cseq,<\/span> SESSION_ID,<\/span> SESSION_TIMEOUT)<\/span>;<\/span>
                    \n}<\/span><\/p>\n

                    \/\/ \u5904\u7406\u5ba2\u6237\u7aef\u8fde\u63a5<\/span>
                    \nint<\/span> handle_client<\/span>(<\/span>int<\/span> cli_fd,<\/span> char<\/span> *<\/span>cli_ip)<\/span>
                    \n{<\/span>
                    \n int<\/span> client_sock =<\/span> cli_fd;<\/span>
                    \n char<\/span> buffer[<\/span>1024<\/span>]<\/span> =<\/span> {<\/span>0<\/span>}<\/span>;<\/span>
                    \n int<\/span> cseq =<\/span> 0<\/span>;<\/span>
                    \n int<\/span> rtpChn =<\/span> 0<\/span>;<\/span>
                    \n unsigned<\/span> char<\/span> bSendFlag =<\/span> RTP_NULL;<\/span>
                    \n RTP_Send_t rtpSend;<\/span>
                    \n pthread_t<\/span> thread_id;<\/span><\/p>\n

                    while<\/span> (<\/span>1<\/span>)<\/span>
                    \n {<\/span>
                    \n memset<\/span>(<\/span>buffer,<\/span> 0<\/span>,<\/span> sizeof<\/span>(<\/span>buffer)<\/span>)<\/span>;<\/span>
                    \n int<\/span> len =<\/span> read<\/span>(<\/span>client_sock,<\/span> buffer,<\/span> sizeof<\/span>(<\/span>buffer)<\/span> –<\/span> 1<\/span>)<\/span>;<\/span>
                    \n if<\/span> (<\/span>len <=<\/span> 0<\/span>)<\/span>
                    \n break<\/span>;<\/span><\/p>\n

                    printf<\/span>(<\/span>"C->S [\\\\n%s]\\\\n\\\\n"<\/span>,<\/span> buffer)<\/span>;<\/span><\/p>\n

                    char<\/span> method[<\/span>16<\/span>]<\/span> =<\/span> {<\/span>0<\/span>}<\/span>;<\/span>
                    \n char<\/span> url[<\/span>128<\/span>]<\/span> =<\/span> {<\/span>0<\/span>}<\/span>;<\/span>
                    \n rtsp_request_parse<\/span>(<\/span>buffer,<\/span> method,<\/span> url,<\/span> &<\/span>cseq,<\/span> &<\/span>rtpChn)<\/span>;<\/span><\/p>\n

                    char<\/span> response[<\/span>1024<\/span>]<\/span> =<\/span> {<\/span>0<\/span>}<\/span>;<\/span> \/\/ \u6784\u9020\u54cd\u5e94<\/span>
                    \n if<\/span> (<\/span>strcmp<\/span>(<\/span>method,<\/span> "OPTIONS"<\/span>)<\/span> ==<\/span> 0<\/span>)<\/span>
                    \n {<\/span>
                    \n rtsp_handle_OPTION<\/span>(<\/span>response,<\/span> cseq)<\/span>;<\/span>
                    \n }<\/span>
                    \n else<\/span> if<\/span> (<\/span>strcmp<\/span>(<\/span>method,<\/span> "DESCRIBE"<\/span>)<\/span> ==<\/span> 0<\/span>)<\/span>
                    \n {<\/span>
                    \n rtsp_handle_DESCRIBE<\/span>(<\/span>response,<\/span> cseq)<\/span>;<\/span>
                    \n }<\/span>
                    \n else<\/span> if<\/span> (<\/span>strcmp<\/span>(<\/span>method,<\/span> "SETUP"<\/span>)<\/span> ==<\/span> 0<\/span>)<\/span>
                    \n {<\/span>
                    \n rtsp_handle_SETUP<\/span>(<\/span>response,<\/span> cseq,<\/span> rtpChn)<\/span>;<\/span>
                    \n }<\/span>
                    \n else<\/span> if<\/span> (<\/span>strcmp<\/span>(<\/span>method,<\/span> "PLAY"<\/span>)<\/span> ==<\/span> 0<\/span>)<\/span>
                    \n {<\/span>
                    \n rtsp_handle_PLAY<\/span>(<\/span>response,<\/span> cseq)<\/span>;<\/span>
                    \n bSendFlag =<\/span> RTP_PLAY;<\/span>
                    \n }<\/span>
                    \n else<\/span> if<\/span> (<\/span>strcmp<\/span>(<\/span>method,<\/span> "TEARDOWN"<\/span>)<\/span> ==<\/span> 0<\/span>)<\/span>
                    \n {<\/span>
                    \n rtsp_handle_TEARDOWN<\/span>(<\/span>response,<\/span> cseq)<\/span>;<\/span>
                    \n bSendFlag =<\/span> RTP_STOP;<\/span>
                    \n }<\/span>
                    \n else<\/span>
                    \n {<\/span>
                    \n snprintf<\/span>(<\/span>response,<\/span> sizeof<\/span>(<\/span>response)<\/span>,<\/span>
                    \n "RTSP\/1.0 501 Not Implemented\\\\r\\\\nCSeq: %d\\\\r\\\\n\\\\r\\\\n"<\/span>,<\/span> cseq)<\/span>;<\/span>
                    \n }<\/span><\/p>\n

                    write<\/span>(<\/span>client_sock,<\/span> response,<\/span> strlen<\/span>(<\/span>response)<\/span>)<\/span>;<\/span>
                    \n printf<\/span>(<\/span>"S->C [\\\\n%s]\\\\n\\\\n"<\/span>,<\/span> response)<\/span>;<\/span><\/p>\n

                    if<\/span> (<\/span>bSendFlag ==<\/span> RTP_PLAY)<\/span> \/\/ PLAY<\/span>
                    \n {<\/span>
                    \n rtpSend.<\/span>rtpSendFd =<\/span> cli_fd;<\/span>
                    \n rtpSend.<\/span>rtpPort =<\/span> 0<\/span>;<\/span>
                    \n rtpSend.<\/span>rtpChannel =<\/span> rtpChn;<\/span>
                    \n rtpSend.<\/span>cliIp =<\/span> NULL<\/span>;<\/span>
                    \n rtpSend.<\/span>bPlayFlag =<\/span> 1<\/span>;<\/span><\/p>\n

                    \/\/ \u8fd9\u91cc\u4e0d\u4f7f\u7528\u7ebf\u7a0b\u7684\u8bdd，\u4f1a\u4e00\u76f4\u65e0\u6cd5\u5904\u7406 client_sock \u53d1\u8fc7\u6765\u7684 OPTION \u6d88\u606f，\u5bfc\u81f4\u64ad\u653e\u51fa\u95ee\u9898<\/span>
                    \n if<\/span> (<\/span>pthread_create<\/span>(<\/span>&<\/span>thread_id,<\/span> NULL<\/span>,<\/span> (<\/span>void<\/span> *<\/span>)<\/span>sendRtp,<\/span> (<\/span>void<\/span> *<\/span>)<\/span>&<\/span>rtpSend)<\/span> <<\/span> 0<\/span>)<\/span>
                    \n {<\/span>
                    \n perror<\/span>(<\/span>"pthread_create"<\/span>)<\/span>;<\/span>
                    \n }<\/span>
                    \n bSendFlag =<\/span> RTP_PLAYING;<\/span>
                    \n }<\/span><\/p>\n

                    if<\/span> (<\/span>bSendFlag ==<\/span> RTP_STOP)<\/span> \/\/ TEARDOWN<\/span>
                    \n {<\/span>
                    \n rtpSend.<\/span>bPlayFlag =<\/span> 0<\/span>;<\/span>
                    \n pthread_join<\/span>(<\/span>thread_id)<\/span>;<\/span> \/\/ \u7b49\u5f85\u7ebf\u7a0b\u7ed3\u675f<\/span>
                    \n bSendFlag =<\/span> RTP_NULL;<\/span>
                    \n break<\/span>;<\/span>
                    \n }<\/span>
                    \n }<\/span><\/p>\n

                    printf<\/span>(<\/span>"close ip=[%s] fd=[%d]\\\\n"<\/span>,<\/span> cli_ip,<\/span> client_sock)<\/span>;<\/span>
                    \n close<\/span>(<\/span>client_sock)<\/span>;<\/span>
                    \n return<\/span> 0<\/span>;<\/span>
                    \n}<\/span><\/p>\n

                    int<\/span> main<\/span>(<\/span>)<\/span>
                    \n{<\/span>
                    \n int<\/span> server_fd,<\/span> client_fd;<\/span>
                    \n struct<\/span> sockaddr_in<\/span> address;<\/span>
                    \n int<\/span> opt =<\/span> 1<\/span>;<\/span>
                    \n socklen_t<\/span> addrlen =<\/span> sizeof<\/span>(<\/span>address)<\/span>;<\/span><\/p>\n

                    \/\/ \u521b\u5efa\u5957\u63a5\u5b57<\/span>
                    \n if<\/span> (<\/span>(<\/span>server_fd =<\/span> socket<\/span>(<\/span>AF_INET,<\/span> SOCK_STREAM,<\/span> 0<\/span>)<\/span>)<\/span> ==<\/span> 0<\/span>)<\/span>
                    \n {<\/span>
                    \n perror<\/span>(<\/span>"socket failed"<\/span>)<\/span>;<\/span>
                    \n return<\/span> –<\/span>1<\/span>;<\/span>
                    \n }<\/span><\/p>\n

                    \/\/ \u8bbe\u7f6e\u5957\u63a5\u5b57\u9009\u9879<\/span>
                    \n if<\/span> (<\/span>setsockopt<\/span>(<\/span>server_fd,<\/span> SOL_SOCKET,<\/span> SO_REUSEADDR,<\/span> &<\/span>opt,<\/span> sizeof<\/span>(<\/span>opt)<\/span>)<\/span>)<\/span>
                    \n {<\/span>
                    \n perror<\/span>(<\/span>"setsockopt"<\/span>)<\/span>;<\/span>
                    \n return<\/span> –<\/span>1<\/span>;<\/span>
                    \n }<\/span><\/p>\n

                    address.<\/span>sin_family =<\/span> AF_INET;<\/span>
                    \n address.<\/span>sin_addr.<\/span>s_addr =<\/span> INADDR_ANY;<\/span>
                    \n address.<\/span>sin_port =<\/span> htons<\/span>(<\/span>RTSP_PORT)<\/span>;<\/span><\/p>\n

                    \/\/ \u7ed1\u5b9a\u7aef\u53e3<\/span>
                    \n if<\/span> (<\/span>bind<\/span>(<\/span>server_fd,<\/span> (<\/span>struct<\/span> sockaddr<\/span> *<\/span>)<\/span>&<\/span>address,<\/span> sizeof<\/span>(<\/span>address)<\/span>)<\/span> <<\/span> 0<\/span>)<\/span>
                    \n {<\/span>
                    \n perror<\/span>(<\/span>"bind failed"<\/span>)<\/span>;<\/span>
                    \n return<\/span> –<\/span>1<\/span>;<\/span>
                    \n }<\/span><\/p>\n

                    \/\/ \u5f00\u59cb\u76d1\u542c<\/span>
                    \n if<\/span> (<\/span>listen<\/span>(<\/span>server_fd,<\/span> MAX_CLIENTS)<\/span> <<\/span> 0<\/span>)<\/span>
                    \n {<\/span>
                    \n perror<\/span>(<\/span>"listen"<\/span>)<\/span>;<\/span>
                    \n return<\/span> –<\/span>1<\/span>;<\/span>
                    \n }<\/span><\/p>\n

                    printf<\/span>(<\/span>"RTSP Server listening on port %d\\\\n"<\/span>,<\/span> RTSP_PORT)<\/span>;<\/span><\/p>\n

                    \/\/ \u4e3b\u5faa\u73af\u63a5\u53d7\u8fde\u63a5，\u76ee\u524d\u5904\u7406\u4e00\u4e2a\u5ba2\u6237\u7aef<\/span>
                    \n while<\/span> (<\/span>1<\/span>)<\/span>
                    \n {<\/span>
                    \n char<\/span> cli_ip[<\/span>40<\/span>]<\/span> =<\/span> {<\/span>0<\/span>}<\/span>;<\/span>
                    \n if<\/span> (<\/span>(<\/span>client_fd =<\/span> accept<\/span>(<\/span>server_fd,<\/span> (<\/span>struct<\/span> sockaddr<\/span> *<\/span>)<\/span>&<\/span>address,<\/span> &<\/span>addrlen)<\/span>)<\/span> <<\/span> 0<\/span>)<\/span>
                    \n {<\/span>
                    \n perror<\/span>(<\/span>"accept"<\/span>)<\/span>;<\/span>
                    \n return<\/span> –<\/span>1<\/span>;<\/span>
                    \n }<\/span><\/p>\n

                    strncpy<\/span>(<\/span>cli_ip,<\/span> inet_ntoa<\/span>(<\/span>address.<\/span>sin_addr)<\/span>,<\/span> sizeof<\/span>(<\/span>cli_ip)<\/span>)<\/span>;<\/span>
                    \n printf<\/span>(<\/span>"handle cliend [%s]\\\\n"<\/span>,<\/span> cli_ip)<\/span>;<\/span><\/p>\n

                    handle_client<\/span>(<\/span>client_fd,<\/span> cli_ip)<\/span>;<\/span>
                    \n }<\/span><\/p>\n

                    return<\/span> 0<\/span>;<\/span>
                    \n}<\/span><\/p>\n

                    \u9996\u5148\u8bbe\u7f6e\u4e00\u4e0bVLC，\u5de5\u5177->\u504f\u597d\u8bbe\u7f6e->\u8f93\u5165\/\u7f16\u89e3\u7801\u5668，\u52fe\u9009\u5982\u4e0b\u56fe\u7684RTP over RTSP（TCP） \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

                    \u5c06\u4e0a\u9762\u4ee3\u7801\u4fdd\u5b58\u5728\u540c\u4e00\u4e2a\u76ee\u5f55\u540e，\u5e76\u4e14\u5728\u540c\u76ee\u5f55\u91cc\u653e\u4e00\u4e2a.h264\u6587\u4ef6，\u7136\u540e\u8fd0\u884c gcc *.c -lpthread \u7f16\u8bd1，\u518d\u6267\u884c.\/a.out\u8fd0\u884c\u7a0b\u5e8f，\u4e0b\u9762\u662f\u6211\u8fd0\u884c\u7684\u8fc7\u7a0b： \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

                    \n

                    \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

                    🎄\u4e94\u3001\u3001\u603b\u7ed3<\/h2>\n

                    \u672c\u6587\u4ecb\u7ecd\u4e86RTP_over_TCP\u7684\u4e00\u4e9b\u6982\u5ff5，\u4ee5\u53caTCP\u4f20\u8f93H264RTP\u5305\u7684RTSP\u670d\u52a1\u5668\u5b9e\u73b0\u7684\u6b65\u9aa4\u548c\u7ec6\u8282，\u6700\u540e\u63d0\u4f9b\u4e86\u5b9e\u73b0\u7684\u6e90\u4ee3\u7801，\u5e2e\u52a9\u8bfb\u8005\u5b66\u4e60\u7406\u89e3\u3002<\/p>\n

                    \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \u5982\u679c\u6587\u7ae0\u6709\u5e2e\u52a9\u7684\u8bdd，\u70b9\u8d5e👍\u3001\u6536\u85cf\u2b50，\u652f\u6301\u4e00\u6ce2，\u8c22\u8c22 😁😁😁<\/p>\n

                    \u53c2\u8003： https:\/\/blog.csdn.net\/huabiaochen\/article\/details\/104582872<\/p>\n","protected":false},"excerpt":{"rendered":"

                    \u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb981\u6b21\uff0c\u70b9\u8d5e35\u6b21\uff0c\u6536\u85cf21\u6b21\u3002\u672c\u6587\u4ecb\u7ecd\u4e86RTP_over_TCP\u7684\u4e00\u4e9b\u6982\u5ff5\uff0c\u4ee5\u53caTCP\u4f20\u8f93H264RTP\u5305\u7684RTSP\u670d\u52a1\u5668\u5b9e\u73b0\u7684\u6b65\u9aa4\u548c\u7ec6\u8282\uff0c\u6700\u540e\u63d0\u4f9b\u4e86\u5b9e\u73b0\u7684\u6e90\u4ee3\u7801\uff0c\u5e2e\u52a9\u8bfb\u8005\u5b66\u4e60\u7406\u89e3\u3002_rtp over tcp<\/p>\n","protected":false},"author":2,"featured_media":45444,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[702,4303,4304,1335,4305,4302],"topic":[],"class_list":["post-45464","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-rtp","tag-rtp-over-rtsp","tag-rtp-over-tcp","tag-rtsp","tag-tcprtp","tag-4302"],"yoast_head":"\n\u3010RTSP\u4ece\u96f6\u5b9e\u8df5\u301112\u3001TCP\u4f20\u8f93H264\u683c\u5f0fRTP\u5305(RTP_over_TCP)\u7684RTSP\u670d\u52a1\u5668(\u9644\u5e26\u6e90\u7801) - 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